SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-42520

Certain WithSecure products allow a remote crash of a scanning engine via unpacking of crafted data files.

HIGH 7.5EPSS 0.52%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.52%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Certain WithSecure products allow a remote crash of a scanning engine via unpacking of crafted data files. This affects WithSecure Client Security 15, WithSecure Server Security 15, WithSecure Email and Server Security 15, WithSecure Elements Endpoint Protection 17 and later, WithSecure Client Security for Mac 15, WithSecure Elements Endpoint Protection for Mac 17 and later, Linux Security 64 12.0 , Linux Protection 12.0, and WithSecure Atlant (formerly F-Secure Atlant) 1.0.35-1.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.52% probability · 42th percentile
CISA KEV
Not listed
Weakness
CWE-400
Affected
withsecure/client security · withsecure/elements endpoint protection · withsecure/email and server security · withsecure/server security · withsecure/linux protection · withsecure/linux security 64 · withsecure/atlant
Source
cve@mitre.org

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