CVE-2021-33602 is a Denial-of-Service vulnerability in the F-Secure Antivirus engine, specifically impacting products like F-Secure Atlant, Cloud Protection, Internet Gatekeeper, and Linux Security. The vulnerability arises when the engine attempts to unpack a crafted zip archive using LZW decompression, leading to a crash. This medium-severity vulnerability (CVSS 5.3) can be exploited remotely by an unauthenticated attacker, resulting in a denial of service for the antivirus engine. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:f-secure:atlant:*:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:f-secure:cloud_protection:*:*:*:*:*:salesforce:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:f-secure:internet_gatekeeper:*:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:f-secure:linux_security:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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.
Remediation records are not available for this CVE.