{"id":59353,"date":"2025-07-13T13:54:46","date_gmt":"2025-07-13T13:54:46","guid":{"rendered":""},"modified":"2025-10-21T04:13:31","modified_gmt":"2025-10-21T10:13:31","slug":"cve-2025-47760-stack-based-buffer-overflow-vulnerability-in-v-sft-v6-2-5-0-and-earlier","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-47760-stack-based-buffer-overflow-vulnerability-in-v-sft-v6-2-5-0-and-earlier\/","title":{"rendered":"<strong>CVE-2025-47760: Stack-Based Buffer Overflow Vulnerability in V-SFT v6.2.5.0 and Earlier<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>Recent cybersecurity investigations have flagged a significant vulnerability, CVE-2025-47760, within the V-SFT software versions up to v6.2.5.0. This vulnerability, a stack-based buffer overflow issue, is located in the VS6MemInIF!set_temp_type_default function and can be triggered by opening specially crafted V7 or V8 files. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-46835-high-risk-vulnerability-in-git-gui-allows-unauthorized-file-overwrite\/\"  data-wpil-monitor-id=\"66857\">vulnerability is of immediate concern as it allows<\/a> for potential system compromise or data leakage. It is pertinent to individuals or organizations using the vulnerable versions of V-SFT software as it could <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-41668-critical-file-replacement-leading-to-unauthorized-access\/\"  data-wpil-monitor-id=\"66858\">lead to unauthorized<\/a> access to sensitive data and potentially disrupt essential operations.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-47760<br \/>\nSeverity: High (7.8 CVSS Severity Score)<br \/>\nAttack Vector: Specially crafted V7 or V8 files<br \/>\nPrivileges Required: Low<br \/>\nUser Interaction: Required<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49691-heap-based-buffer-overflow-in-windows-media-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"72118\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3106337756\" class=\"ameeb-content-2 ameeb-entity-placement\"><div style=\"border-left: 4px solid #555; padding-left: 20px; margin: 48px 0; font-family: Roboto, sans-serif; color: #ffffff; line-height: 1.6; max-width: 720px;\">\r\n  <h2 style=\"margin-top: 0; font-size: 22px; font-weight: 600; display: flex; align-items: center; letter-spacing: -0.02em;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"display: inline-flex; align-items: center; margin-right: 10px;\">\r\n      <img decoding=\"async\" src=\"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/10\/Best-App-icon-Ameeba.png\" alt=\"Ameeba Chat Icon\" style=\"width: 42px; height: 42px;\" \/>\r\n    <\/a>\r\n    Share secrets securely\r\n  <\/h2>\r\n\r\n  <p style=\"margin-bottom: 14px; color: #d1d5db;\">\r\n    Ameeba is private infrastructure for communication and sensitive work built on encrypted identity instead of exposed corporate identity systems.\r\n  <\/p>\r\n\r\n  <p style=\"margin-bottom: 18px; color: #a1a1aa;\">\r\n    Passwords, credentials, confidential files, screenshots, internal discussions, sensitive AI context, and private coordination should not become exposed across ordinary communication platforms.\r\n  <\/p>\r\n\r\n  <ul style=\"list-style: none; padding-left: 0; margin-bottom: 24px; color: #e4e4e7;\">\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Encrypted identity<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Private Spaces for organizations and teams<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 End-to-end encrypted chat, calls, files, and notes<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Sensitive AI work and protected collaboration<\/li>\r\n    <li>\u2022 Built for information that cannot leak<\/li>\r\n  <\/ul>\r\n\r\n  <p style=\"font-style: italic; font-weight: 600; margin-bottom: 24px; color: #ffffff;\">\r\n    Our mission is to secure human work alongside AI.\r\n  <\/p>\r\n\r\n  <div style=\"display: flex; flex-wrap: wrap; gap: 12px;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\/download\" style=\"background-color: #ffffff; color: #000000; padding: 10px 20px; text-decoration: none; border-radius: 8px; font-weight: 500;\">\r\n      Download Ameeba\r\n    <\/a>\r\n\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"border: 1px solid #ffffff; color: #ffffff; padding: 10px 20px; text-decoration: none; border-radius: 8px; font-weight: 500;\">\r\n      Learn More\r\n    <\/a>\r\n  <\/div>\r\n<\/div><\/div>\n<p>Product | Affected Versions<\/p>\n<p><a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47753-high-risk-out-of-bounds-read-vulnerability-in-v-sft-v6-2-5-0-and-earlier\/\"  data-wpil-monitor-id=\"73029\">V-SFT | v6.2.5.0<\/a> and earlier<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The vulnerability arises from an issue within the VS6MemInIF!set_temp_type_default function in the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8322-critical-missing-authorization-vulnerability-in-e-school-software-by-ventem\/\"  data-wpil-monitor-id=\"70286\">V-SFT<\/a> software. By crafting and then opening specially designed V7 or V8 files, the stack-based <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53076-critical-overread-buffers-vulnerability-in-samsung-s-rlottie\/\"  data-wpil-monitor-id=\"66273\">buffer overflow vulnerability<\/a> can be exploited. A successful exploit could cause the software to crash, which may result in <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49688-double-free-vulnerability-in-windows-rras-opens-door-for-unauthorized-code-execution\/\"  data-wpil-monitor-id=\"67774\">unauthorized information disclosure and arbitrary code<\/a> execution. This potential <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54416-arbitrary-command-execution-vulnerability-in-tj-actions-branch-names-github-action\/\"  data-wpil-monitor-id=\"70287\">arbitrary code execution<\/a> could enable attackers to gain control over the affected system, leading to a system compromise or data leakage.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-3314500498\" class=\"ameeb-content ameeb-entity-placement\"><div class=\"poptin-embedded\" data-id=\"f6b387694f681\"><\/div>\r\n\r\n\r\n\r\n\r\n\r\n<\/div>\n<p>The following pseudocode gives a basic <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49526-out-of-bounds-write-vulnerability-in-illustrator-leading-to-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"75192\">illustration of how the vulnerability<\/a> might be exploited:<\/p>\n<pre><code class=\"\" data-line=\"\"># Pseudocode for exploiting CVE-2025-47760\n# Create a malicious V8 file\nmalicious_file = create_malicious_file()\n# Open the malicious V8 file in V-SFT\nopen_file_in_vsft(malicious_file)\n# The opening of the file triggers the buffer overflow\n# and executes the malicious code embedded within the file<\/code><\/pre>\n<p>It&#8217;s important to note that the exploit requires <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-9693-arbitrary-file-deletion-vulnerability-in-user-meta-user-profile-builder-plugin-for-wordpress\/\"  data-wpil-monitor-id=\"90622\">user interaction &#8211; specifically the opening of the malicious file<\/a>. This aspect could be <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-42959-unauthenticated-replay-attack-exploiting-hmac-reuse\/\"  data-wpil-monitor-id=\"72119\">exploited in a phishing attack<\/a>, where unsuspecting users are tricked into opening the harmful file.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>The primary mitigation method for CVE-2025-47760 is to apply the vendor patch. In situations where the patch cannot be immediately implemented, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as temporary mitigation. With this, the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-30327-integer-overflow-vulnerability-in-incopy-leading-to-potential-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"73621\">potential impact of the vulnerability<\/a> can be reduced until the vendor&#8217;s patch is applied. Users are strongly urged to apply the patch as soon as possible to prevent <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-27050-memory-corruption-vulnerability-leading-to-potential-system-compromise-and-data-leakage\/\"  data-wpil-monitor-id=\"74837\">potential system compromise or data<\/a> leakage.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview Recent cybersecurity investigations have flagged a significant vulnerability, CVE-2025-47760, within the V-SFT software versions up to v6.2.5.0. This vulnerability, a stack-based buffer overflow issue, is located in the VS6MemInIF!set_temp_type_default function and can be triggered by opening specially crafted V7 or V8 files. This vulnerability is of immediate concern as it allows for potential system [&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,"footnotes":""},"categories":[1],"tags":[],"vendor":[],"product":[],"attack_vector":[86,80],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-59353","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-buffer-overflow","attack_vector-rce"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59353","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/comments?post=59353"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59353\/revisions"}],"predecessor-version":[{"id":83566,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59353\/revisions\/83566"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=59353"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=59353"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=59353"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=59353"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=59353"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=59353"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=59353"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=59353"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=59353"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}