Description
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 attacker. A successful attack will result in Denial-of-Service of the Anti-Virus engine.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
Vendor Solution
FIX No User action is required. The required fix has been published through the automatic update channel with Capricorn update 2021-09-29_03
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2021-20286 | 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 attacker. A successful attack will result in Denial-of-Service of the Anti-Virus engine. |
References
History
Tue, 24 Feb 2026 17:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Denial-of-Service (DoS) Vulnerability | Denial-of-Service (DoS) Vulnerability |
Status: PUBLISHED
Assigner: F-SecureUS
Published:
Updated: 2024-08-03T23:50:43.182Z
Reserved: 2021-05-27T00:00:00.000Z
Link: CVE-2021-33602
No data.
Status : Modified
Published: 2021-10-06T10:15:07.823
Modified: 2024-11-21T06:09:10.913
Link: CVE-2021-33602
No data.
OpenCVE Enrichment
No data.
Weaknesses
EUVD