{"id":36227,"date":"2025-05-08T08:42:17","date_gmt":"2025-05-08T08:42:17","guid":{"rendered":""},"modified":"2025-07-05T23:19:30","modified_gmt":"2025-07-06T05:19:30","slug":"cve-2023-37282-critical-out-of-bounds-write-vulnerability-in-gtkwave-3-3-115","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2023-37282-critical-out-of-bounds-write-vulnerability-in-gtkwave-3-3-115\/","title":{"rendered":"<strong>CVE-2023-37282: Critical Out-of-Bounds Write Vulnerability in GTKWave 3.3.115<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The Common Vulnerabilities and Exposures (CVE) system has recently identified a high-risk vulnerability within the GTKWave 3.3.115 software. This vulnerability, designated as CVE-2023-37282, exploits an out-of-bounds write flaw in the VZT LZMA_Read dmem extraction functionality. If successfully exploited, this vulnerability can lead to arbitrary code execution, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2021-40367-critical-vulnerability-in-syngo-fastview-allows-potential-system-compromise\/\"  data-wpil-monitor-id=\"40934\">potentially compromising an entire system<\/a> or leading to data leakage. Its high severity score of 7.8, on a scale of 10, raises concerns among security professionals, especially those <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45949-phpgurukul-user-management-system-session-hijacking-vulnerability\/\"  data-wpil-monitor-id=\"41149\">managing systems<\/a> running the affected version of GTKWave.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2023-37282<br \/>\nSeverity: High (7.8 CVSS Score)<br \/>\nAttack Vector: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2558-critical-local-file-inclusion-vulnerability-in-the-wound-wordpress-theme\/\"  data-wpil-monitor-id=\"41011\">Local File<\/a><br \/>\nPrivileges Required: None<br \/>\nUser Interaction: Required<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-21821-arbitrary-os-command-execution-vulnerability-in-multiple-tp-link-products\/\"  data-wpil-monitor-id=\"41110\">Arbitrary code execution<\/a>, Potential system compromise, or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-12756549\" 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: 700px;\">\r\n  <h2 style=\"margin-top: 0; font-size: 20px; font-weight: 600; display: flex; align-items: center;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"display: inline-flex; align-items: center; margin-right: 8px;\">\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: 40px; height: 40px;\" \/>\r\n    <\/a>\r\n    A new way to communicate\r\n  <\/h2>\r\n\r\n  <p style=\"margin-bottom: 12px;\">\r\n    Ameeba Chat is built on encrypted identity, not personal profiles.\r\n  <\/p>\r\n\r\n  <p style=\"margin-bottom: 16px;\">\r\n    Message, call, share files, and coordinate with identities kept separate.\r\n  <\/p>\r\n\r\n  <ul style=\"list-style: none; padding-left: 0; margin-bottom: 20px;\">\r\n    <li>\u2022 Encrypted identity<\/li>\r\n    <li>\u2022 Ameeba Chat authenticates access<\/li>\r\n    <li>\u2022 Aliases and categories<\/li>\r\n    <li>\u2022 End-to-end encrypted chat, calls, and files<\/li>\r\n    <li>\u2022 Secure notes for sensitive information<\/li>\r\n  <\/ul>\r\n\r\n  <p style=\"font-style: italic; font-weight: 600; margin-bottom: 24px;\">\r\n    Private communication, rethought.\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: 6px; font-weight: 500;\">Download Ameeba Chat<\/a>\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"border: 1px solid #ffffff; color: #ffffff; padding: 10px 20px; text-decoration: none; border-radius: 6px; font-weight: 500;\">Learn More<\/a>\r\n  <\/div>\r\n<\/div>\r\n<\/div>\n<p>Product | Affected Versions<\/p>\n<p>GTKWave | 3.3.115<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The exploit takes advantage of an out-of-bounds write <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-35004-critical-integer-overflow-vulnerability-in-gtkwave-3-3-115\/\"  data-wpil-monitor-id=\"41054\">vulnerability in the VZT LZMA_Read dmem extraction functionality of GTKWave<\/a> 3.3.115. An attacker crafts a malicious .vzt file, which when opened by the unsuspecting user triggers the vulnerability, allowing the attacker to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-20654-microsoft-odbc-driver-remote-code-execution-vulnerability-a-high-level-threat\/\"  data-wpil-monitor-id=\"41335\">execute arbitrary code<\/a>. The arbitrary code execution can then be used to manipulate the system, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-34322-inadequate-precaution-in-xen-s-shadow-paging-leads-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"40972\">potentially leading to full system<\/a> compromise or data leakage.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-878754792\" 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>This is a conceptual example of how an attacker might <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-24189-memory-corruption-vulnerability-due-to-maliciously-crafted-web-content-in-various-operating-systems\/\"  data-wpil-monitor-id=\"64194\">craft a malicious<\/a> .vzt file. Remember, this is pseudocode and won&#8217;t actually run.<\/p>\n<pre><code class=\"\" data-line=\"\"># Create a malicious .vzt file\nwith open(&#039;malicious.vzt&#039;, &#039;wb&#039;) as f:\n# Write out-of-bounds data to the file\nf.write(b&#039;x&#039; * 1024 * 1024 * 1024)  # 1GB of &#039;x&#039; characters<\/code><\/pre>\n<p>In this hypothetical scenario, the attacker creates a .vzt file filled with an excessively large amount of data. When this file is opened in GTKWave, it triggers the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-34436-critical-out-of-bounds-write-vulnerability-in-gtkwave-3-3-115\/\"  data-wpil-monitor-id=\"41026\">out-of-bounds write vulnerability<\/a>, allowing the attacker to execute arbitrary code.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>Users of the affected GTKWave version are advised to apply the vendor-released patch as soon as possible. In the interim, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as temporary mitigation. These tools can help detect and prevent malicious activity, reducing the risk of a successful exploit. Regularly updating and patching software is a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-23181-execution-with-unnecessary-privileges-a-critical-security-vulnerability\/\"  data-wpil-monitor-id=\"41571\">critical aspect of maintaining a secure<\/a> digital environment. Always be cautious when <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2021-41691-sql-injection-vulnerability-in-os4ed-open-source-information-system-community\/\"  data-wpil-monitor-id=\"64193\">opening files from unknown or untrusted sources<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The Common Vulnerabilities and Exposures (CVE) system has recently identified a high-risk vulnerability within the GTKWave 3.3.115 software. This vulnerability, designated as CVE-2023-37282, exploits an out-of-bounds write flaw in the VZT LZMA_Read dmem extraction functionality. If successfully exploited, this vulnerability can lead to arbitrary code execution, potentially compromising an entire system or leading to [&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-36227","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\/36227","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=36227"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/36227\/revisions"}],"predecessor-version":[{"id":57711,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/36227\/revisions\/57711"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=36227"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=36227"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=36227"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=36227"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=36227"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=36227"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=36227"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=36227"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=36227"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}