What’s Vulnerable › Vulnerabilities

CVE-2018-10851

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 6.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-11-29 · updated 2026-06-17
• Weakness: CWE-400

Description

PowerDNS Authoritative Server 3.3.0 up to 4.1.4 excluding 4.1.5 and 4.0.6, and PowerDNS Recursor 3.2 up to 4.1.4 excluding 4.1.5 and 4.0.9, are vulnerable to a memory leak while parsing malformed records that can lead to remote denial of service.

Affected products

• PowerDNS Authoritative: from 3.3 through 4.1.4
• PowerDNS Recursor: from 3.2 through 4.1.4

References

• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10851
• https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2018-03.html
• https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-04.html
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10851
• https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2018-03.html
• https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-04.html

Get alerted when CVE-2018-10851 or the next vulnerability affects your stack