SB2021091639 - Fedora 33 update for fetchmail
Published: September 16, 2021
Security Bulletin ID
SB2021091639
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Inadequate Encryption Strength (CVE-ID: CVE-2021-39272)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to Fetchmail before 6.4.22 fails to enforce STARTTLS session encryption in
some circumstances, such as a certain situation with IMAP and PREAUTH. A remote attacker with ability to intercept network traffic can gain access to sensitive information.
Remediation
Install update from vendor's website.