CVE-2021-40836 describes a denial-of-service vulnerability in the F-Secure antivirus engine, specifically when scanning Microsoft Outlook .pst files. This vulnerability can be triggered remotely by an attacker, leading to the antivirus engine becoming unresponsive. With a CVSS score of 5.5 (Medium), the attack requires user interaction (UI:R) and local access (AV:L), but has low attack complexity (AC:L) and results in high availability impact (A:H). There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage 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:internet_gatekeeper:*:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:f-secure:linux_security:*:*:*:*:*:*:x86:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:f-secure:linux_security_64:*:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:f-secure:elements_endpoint_detection_and_response:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:L
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.