CVEvulnerability
CVE-2021-40833
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-11-26
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-404
Description
A vulnerability affecting F-Secure antivirus engine was discovered whereby unpacking UPX file can lead to denial-of-service. The vulnerability can be exploited remotely by an attacker. A successful attack will result in denial-of-service of the antivirus engine.
Affected configurations
• f-secure atlant
• f-secure internet gatekeeper
• f-secure linux security
• f-secure linux security 64
• f-secure elements endpoint protection
Related
Weakness · CWE (1)
- CWE-404 Improper Resource Shutdown or Release weakness
References
- https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame Vendor Advisory
- https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40833 Vendor Advisory
- https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame Vendor Advisory
- https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40833 Vendor Advisory