SB2020012732 - Improper Certificate Validation in GnuTLS GnuTLS
Published: January 27, 2020 Updated: July 17, 2020
Security Bulletin ID
SB2020012732
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper Certificate Validation (CVE-ID: CVE-2015-0294)
CWE-ID: CWE-295 - Improper Certificate Validation
CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote non-authenticated attacker to manipulate data.
GnuTLS before 3.3.13 does not validate that the signature algorithms match when importing a certificate.
Remediation
Install update from vendor's website.