CVE-2023-5594

HIGH

ESET Endpoint Antivirus and Server Security - Improper Certificate Validation in Secure Traffic Scanning

Title source: llm

Description

Improper validation of the server’s certificate chain in secure traffic scanning feature considered intermediate certificate signed using the MD5 or SHA1 algorithm as trusted.

References (1)

Core 1

Core References

Vendor Advisory

https://support.eset.com/en/ca8562-eset-customer-advisory-improper-following-of-a-certificates-chain-of-trust-in-eset-security-products-fixed

Scores

CVSS v3 7.5

EPSS 0.0038

EPSS Percentile 29.2%

Attack Vector NETWORK

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

Details

CWE

CWE-295

Status published

Products (11)

eset/endpoint_antivirus

eset/endpoint_antivirus 10.0

eset/endpoint_security

eset/file_security

eset/internet_security

eset/mail_security (2 CPE variants)

eset/nod32_antivirus

eset/security (2 CPE variants)

eset/server_security

eset/server_security 10.1

... and 1 more

Published Dec 21, 2023

Tracked Since Feb 18, 2026