CVE-2021-33603
moderate-risk
Published 2021-10-08
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 in Denial-of-Service (DoS) of the Anti-Virus engine.
Do I need to act?
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0.23% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10
Medium
NETWORK
/ LOW complexity
Affected Products (7)
Cloud Protection For Salesforce
Elements For Microsoft 365
Elements Endpoint Detection And Response
Affected Vendors
References (4)
36
/ 100
moderate-risk
Severity
21/34 · High
Exploitability
1/34 · Minimal
Exposure
14/34 · Moderate