CVE-2024-11477
Severity CVSS v4.0:
Pending analysis
Type:
CWE-191
Integer Underflow (Wrap or Wraparound)
Publication date:
22/11/2024
Last modified:
15/02/2025
Description
7-Zip Zstandard Decompression Integer Underflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. Interaction with this library is required to exploit this vulnerability but attack vectors may vary depending on the implementation.<br />
<br />
The specific flaw exists within the implementation of Zstandard decompression. The issue results from the lack of proper validation of user-supplied data, which can result in an integer underflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-24346.
Impact
Base Score 3.x
7.80
Severity 3.x
HIGH
Vulnerable products and versions
CPE | From | Up to |
---|---|---|
cpe:2.3:a:7-zip:7-zip:*:*:*:*:*:*:*:* | 24.07 (excluding) |
To consult the complete list of CPE names with products and versions, see this page