Vulnerability · Published Oct 18, 2024 · Assigned by Bitdefender

CVE-2023-6057Insecure Trust of DSA-Signed Certificates in Bitdefender Total Security HTTPS Scanning (VA-11166)

High 8.6

In plain English

A high-severity improper certificate validation in Total Security from Bitdefender. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities).

Severity (CVSS 4.0)8.6High

Exploit odds (30 days)0.2%top 88.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability has been discovered in Bitdefender Total Security HTTPS scanning functionality that results in the improper trust of certificates issued using the DSA signature algorithm. The product does not properly check the certificate chain, allowing an attacker to establish MITM SSL connections to arbitrary sites using a DSA-signed certificate.

Affected products (as reported)

Vendor	Product	Versions
Bitdefender	Total Security	0 – before 27.0.25.115

Weakness: CWE-295 · Vector: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N

References

https://www.bitdefender.com/support/security-advisories/insecure-trust-of-dsa-signed-certificates-in-bitdefender-total-security-https-scanning-va-11166/