CVE-2006-0455 Security feature bypass in n/a

Medium 4.6 Published Updated

GnuPG returns a success exit code for unsigned files during unattended verification, allowing attackers to bypass signature checks.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Not stated
Victim action needed
Not needed
Fix
Available

What is CVE-2006-0455?

CVE-2006-0455 is a medium-severity vulnerability in n/a, published on 15 Feb 2006.

Official description

gpgv in GnuPG before 1.4.2.1, when using unattended signature verification, returns a 0 exit code in certain cases even when the detached signature file does not carry a signature, which could cause programs that use gpgv to assume that the signature verification has succeeded. Note: this also occurs when running the equivalent command "gpg --verify".

Which versions are affected by CVE-2006-0455?

It affects 1 product.

Products include Gnu Privacy Guard.

How do I fix CVE-2006-0455?

Upgrade to a fixed version.

Is CVE-2006-0455 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2006-0455 exists.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as DSA-978-1, GHSA-575c-cp7m-ghgh.

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