Denial of Service Vulnerability in PowerDNS Authoritative by PowerDNS
CVE-2020-24697

7.5HIGH

Key Information:

Vendor
Powerdns
Status
Authoritative
Vendor
CVE Published:
2 October 2020

Summary

A vulnerability exists in PowerDNS Authoritative software, specifically when the --enable-experimental-gss-tsig option is activated. This flaw allows a remote, unauthenticated attacker to exploit the system by sending specially crafted queries containing a GSS-TSIG signature. The result of such an attack can lead to a denial of service, disrupting the availability of the DNS service and impacting users relying on the affected PowerDNS versions.

References

https://doc.powerdns.com/authoritative/security-advisorie...
x_refsource_CONFIRM

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.