SB2015110404 - Input validation error in PowerDNS Recursor
Published: November 4, 2015 Updated: June 21, 2025
Security Bulletin ID
SB2015110404
Severity
Medium
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) Input validation error (CVE-ID: CVE-2015-5470)
The vulnerability allows remote attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (CPU consumption or crash) via a request with a long name that refers to itself.
Remediation
Install update from vendor's website.