Search/CVE-2023-43766
● CVE — High

CVE-2023-43766

Vendorf-secureProductclient security, email and server security, elements endpoint protection, atlant, linux security 64, server security, linux protectionDiscoveredSep 22, 2023UpdatedNov 21, 2024

Certain WithSecure products allow Local privilege escalation via the lhz 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 v3.1
7.8 HIGH
EPSS
0.16%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Sep 24, 2026
▲ 0.01pp
0.15% → 0.16% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Timeline
disclosure → media coverage
Sep 22, 2023
Disclosure — published as a CVE record. · last revised by NVD Nov 21, 2024