CVE-2023-40481 – 7-Zip SquashFS File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

https://notcve.org/view.php?id=CVE-2023-40481

7-Zip SquashFS File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. 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 parsing of SQFS files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. • https://sourceforge.net/p/sevenzip/discussion/45797/thread/713c8a8269 https://www.zerodayinitiative.com/advisories/ZDI-23-1164 • CWE-787: Out-of-bounds Write •