Vulnerability in F-secure Atlant

CVE-2021-33602

A vulnerability affecting the F-Secure Antivirus engine was discovered when the engine tries to unpack a zip archive (LZW decompression method), and this can crash the scanning engine. The vulnerability can be exploited remotely by an atta…

EPSS: 0.006 (43.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-33602?
CVE-2021-33602 is a medium-severity vulnerability in F-secure Atlant. CVSS score: 5.5/10. Published 2021-10-06.
How severe is CVE-2021-33602?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2021-33602 known to be exploited?
6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.