SB2017073125 - Fedora EPEL 7 update for knot
Published: July 31, 2017 Updated: April 24, 2025
Security Bulletin ID
SB2017073125
CSH Severity
Low
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) Authentication bypass (CVE-ID: CVE-2017-11104)
CWE-ID: CWE-287 - Improper Authentication
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear
The vulnerability allows a remote attacker to bypass security restrictions on the target system.
The weakness exists due to a flaw in the TSIG protocol implementation. A remote attacker can use a valid key name and algorithm to bypass TSIG authentication if no additional ACL restrictions are set.
Remediation
Install update from vendor's website.