{"id":64318,"date":"2025-08-26T01:26:00","date_gmt":"2025-08-26T01:26:00","guid":{"rendered":""},"modified":"2025-09-29T02:50:58","modified_gmt":"2025-09-29T08:50:58","slug":"cve-2025-43594-out-of-bounds-write-vulnerability-in-indesign-desktop","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-43594-out-of-bounds-write-vulnerability-in-indesign-desktop\/","title":{"rendered":"CVE-2025-43594: Out-of-Bounds Write Vulnerability in InDesign Desktop<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

The recent discovery of a significant vulnerability in InDesign Desktop versions 19.5.3 and earlier has raised alarm in the cybersecurity world. This vulnerability, designated as CVE-2025-43594, is an out-of-bounds write vulnerability that could potentially allow arbitrary code execution in the context of the current user. With the widespread use of InDesign Desktop, this vulnerability poses a significant risk to users globally, placing their systems and sensitive data at risk of compromise or leakage<\/a>.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2025-43594
\nSeverity: High (7.8 CVSS score)
\nAttack Vector: Local File<\/a>
\nPrivileges Required: None
\nUser Interaction: Required
\nImpact: System compromise or data<\/a> leakage upon successful exploit<\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

InDesign Desktop<\/a> | 19.5.3 and earlier<\/p>\n

How the Exploit Works<\/strong><\/p>\n

The vulnerability, an out-of-bounds write<\/a> issue, occurs when specially crafted data is processed by an affected version of InDesign Desktop. When a user opens a malicious file, the software fails to properly restrict the boundaries of a buffer, allowing an attacker to write data outside of the allocated memory<\/a>. This can lead to corruption of adjacent memory<\/a> and could result in arbitrary code execution in the context of the current user.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

In a conceptual scenario, an attacker might create a malicious InDesign file with embedded code<\/a> like this:<\/p>\n

\n\nmalicious_code_here<\/Data>\n<\/BufferOverflow>\n<\/Root><\/code><\/pre>\n
Mitigation Guidance<\/strong><\/p>\n
Users are strongly advised to apply the vendor-supplied patch for this vulnerability as soon as possible<\/a>. If the patch cannot be applied immediately, consider using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) as a temporary mitigation.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview The recent discovery of a significant vulnerability in InDesign Desktop versions 19.5.3 and earlier has raised alarm in the cybersecurity world. This vulnerability, designated as CVE-2025-43594, is an out-of-bounds write vulnerability that could potentially allow arbitrary code execution in the context of the current user. With the widespread use of InDesign Desktop, this vulnerability […]<\/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":[86,80],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-64318","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-buffer-overflow","attack_vector-rce"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t
The ‘malicious_code_here’ represents a harmful payload that will be executed once the file<\/a> is opened by a user. This could be designed to compromise the system<\/a> or enable data leakage.<\/p>\n