SB2021120629 - SUSE update for glib-networking
Published: December 6, 2021
Security Bulletin ID
SB2021120629
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 security vulnerability.
1) Improper validation of certificate with host mismatch (CVE-ID: CVE-2020-13645)
The vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists in GNOME glib-networking due to implementation of GTlsClientConnection skips hostname verification of
the server's TLS certificate if the application fails to specify the
expected server identity. A remote attacker can perform a Man-in-he-Middle (MitM) attack and gain access to sensitive information.
Remediation
Install update from vendor's website.