Packet Cache Pollution Vulnerability in PowerDNS Authoritative Server and Recursor
CVE-2018-14626

5.3MEDIUM

Key Information:

Vendor
The Powerdns Project
Status
Pdns
Pdns-recursor
Vendor
CVE Published:
29 November 2018

Summary

The PowerDNS Authoritative Server and Recursor are susceptible to a vulnerability that allows attackers to exploit packet cache pollution via crafted queries. This exploitation can subsequently lead to service disruption, potentially affecting the availability of critical DNS services. Affected versions include PowerDNS Authoritative Server from 4.1.0 to 4.1.4 and PowerDNS Recursor from 4.0.0 to 4.1.4. It is essential for users to apply the necessary updates to mitigate the risks associated with this vulnerability.

Affected Version(s)

pdns 4.1.0 to 4.1.4 inclusive

pdns-recursor 4.0.0 to 4.1.4 inclusive

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14626
x_refsource_CONFIRM
https://doc.powerdns.com/recursor/security-advisories/pow...
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https://doc.powerdns.com/authoritative/security-advisorie...
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CVSS V3.1

Score:
5.3
Severity:
MEDIUM
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

.