SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-40833

A vulnerability affecting F-Secure antivirus engine was discovered whereby unpacking UPX file can lead to denial-of-service.

MEDIUM 5.5EPSS 0.39%

Does this matter?

Lower severity and a low EPSS score (0.39%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS
0.39% probability · 33th percentile
CISA KEV
Not listed
Weakness
CWE-404
Affected
f-secure/atlant · f-secure/internet gatekeeper · f-secure/linux security · f-secure/linux security 64 · f-secure/elements endpoint protection
Source
cve-notifications-us@f-secure.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.