CVE-2023-43767: Certain WithSecure products allow Denial of Service via the aepack archive unpack handler

Description

Certain WithSecure products allow Denial of Service via the aepack archive unpack handler. 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 vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

None

Confidentiality

None

Integrity

None

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.6% · higher than 50% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

AT

Atlant · F-secure

1.0.35-1 · source: NVD

CS

Client Security · F-secure

15.00; 15.00 · source: NVD

EE

Elements Endpoint Protection · F-secure

17.0 and later; 17.0 and later · source: NVD

EA

Email And Server Security · F-secure

15.00 · source: NVD

LP

Linux Protection · F-secure

12.0 · source: NVD

LS

Linux Security 64 · F-secure

12.0 · source: NVD

SS

Server Security · F-secure

15.00 · source: NVD