Cyber Resilience

CVE-2021-33603

Medium

Published: 08 October 2021

Published
08 October 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
EPSS Score 0.0023 45.8th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-33603 is a medium-severity an unspecified weakness vulnerability in F-Secure Atlant. Its CVSS base score is 5.5 (Medium).

Operationally, ranked at the 45.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Atlant whereby the AVPACK module component used in certain F-Secure products can crash while scanning a fuzzed files. The exploit can be triggered remotely by an attacker. A successful attack will result…

more

in Denial-of-Service (DoS) of the Anti-Virus engine.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

f-secure
atlant
all versions
f-secure
cloud protection for salesforce
all versions
f-secure
elements for microsoft 365
all versions
f-secure
internet gatekeeper
all versions
f-secure
linux security
all versions
f-secure
elements endpoint detection and response
all versions
f-secure
elements endpoint protection
all versions

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References