CVE-2021-44747

Denial-of-Service (DoS) Vulnerability

CVSS 4.6 MEDIUMEPSS 0.6%

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 4.6EPSS 0.6%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

01 Mar 2022Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Linux Security whereby the Fmlib component used in certain F-Secure products can crash while scanning fuzzed files. The exploit can be triggered remotely by an attacker. A successful attack will result in Denial-of-Service of the Anti-Virus engine.

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:L

Affected products

F-Secure · F-Secure endpoint protection products on Mac, F-Secure Linux Security (32-bit), F-Secure Linux Security 64, F-Secure Atlant, F-Secure Internet Gatekeeper & F-Secure Security Cloud

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References

https://www.f-secure.com/en/business/support-and-downloads/security-advisories