CVE-2021-40833
MEDIUMF-Secure Atlant - Denial of Service via UPX File Unpacking
Title source: llmDescription
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.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_misc
https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame
Vendor Advisory x_refsource_misc
https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40833
Scores
CVSS v3
5.5
EPSS
0.0039
EPSS Percentile
30.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
Details
CWE
CWE-404
Status
published
Products (5)
f-secure/atlant
f-secure/elements_endpoint_protection
f-secure/internet_gatekeeper
f-secure/linux_security
f-secure/linux_security_64
Published
Nov 26, 2021
Tracked Since
Feb 18, 2026