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

High 8.6 Published 18 Oct 2024 Updated 21 Nov 2024

Attackers can bypass HTTPS scanning and perform man-in-the-middle attacks on arbitrary sites using DSA-signed certificates due to improper certificate chain validation.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2023-6057?

CVE-2023-6057 is a high-severity vulnerability in Bitdefender Total Security, published on 18 Oct 2024. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

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.

Weakness: CWE-295

Which versions are affected by CVE-2023-6057?

It affects 1 product.

Products include Bitdefender Total Security.

How do I fix CVE-2023-6057?

No fix has been published for CVE-2023-6057 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-6057 being exploited?

There is no known exploitation of CVE-2023-6057 in the wild and no public exploit code.

Sources

Also known as GHSA-hm9p-89r4-c9g7.