CVE-2023-40481 — Out-of-bounds Write in 7-zip
Severity
7.8HIGHNVD
EPSS
4.3%
top 11.10%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMay 3
Latest updateSep 12
Description
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 o…
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9