SB2021100532 - Fedora 34 update for squid
Published: October 5, 2021
Security Bulletin ID
SB2021100532
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 Certificate Validation (CVE-ID: CVE-2021-41611)
The vulnerability allows a remote attacker to perform a MitM attack.
The vulnerability exists due to improper certificate validation when the TLS server certificate is signed by multiple CAs. A remote attacker can perform a mand-in-the-middle attack against proxy server users.
Remediation
Install update from vendor's website.