Description

RARLAB WinRAR Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of RARLAB WinRAR. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of file paths within archive files. A crafted file path can cause the process to traverse to unintended directories. An attacker can leverage this vulnerability to execute code in the context of the current user. Was ZDI-CAN-27198.

Weaknesses 1

Affected Products 2

References 5

• foresiet.com https://foresiet.com/blog/apt-c-08-winrar-directory-traversal-exploit/
  ExploitThird Party Advisory
• cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-6218
  US Government Resource
• secpod.com https://www.secpod.com/blog/archive-terror-dissecting-the-winrar-cve-2025-6218-exploit-apt-c-08s-stealth-move/
  ExploitThird Party Advisory
• win-rar.com https://www.win-rar.com/singlenewsview.html?&tx_ttnews%5Btt_news%5D=276&cHash=388885bd3908a40726f535c026f94eb6
  Release Notes
• zerodayinitiative.com https://www.zerodayinitiative.com/advisories/ZDI-25-409/
  Third Party AdvisoryVDB Entry

Remediation