VulnerabilityModified
CVE-2021-36754
PowerDNS Authoritative Server 4.5.0 before 4.5.1 allows anybody to crash the process by sending a specific query (QTYPE 65535) that causes an out-of-bounds exception.
HIGH 7.5EPSS 64.9%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 64.9%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
PowerDNS Authoritative Server 4.5.0 before 4.5.1 allows anybody to crash the process by sending a specific query (QTYPE 65535) that causes an out-of-bounds exception.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 64.86% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- powerdns/authoritative server
- Source
- cve@mitre.org
References
- http://www.openwall.com/lists/oss-security/2021/07/26/2Mailing List, Third Party Advisory
- https://doc.powerdns.com/authoritative/security-advisories/index.htmlVendor Advisory
- https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2021-01.htmlVendor Advisory
- http://www.openwall.com/lists/oss-security/2021/07/26/2Mailing List, Third Party Advisory
- https://doc.powerdns.com/authoritative/security-advisories/index.htmlVendor Advisory
- https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2021-01.htmlVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.