CVE-2021-32559 describes an integer overflow vulnerability in pywin32 versions prior to b301, specifically when adding an Access Control Entry (ACE) to an Access Control List (ACL) that exceeds 65535 bytes. This flaw allows an authenticated attacker to crash the vulnerable process, resulting in a denial of service. With a CVSS score of 6.5 (Medium) and no known public exploits or active exploitation, the immediate risk appears low. Community discussion and media coverage are also minimal, indicating limited external attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 301CPE matchmatch criteria | cpe:2.3:a:mhammond:pywin32:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.