CVE-2023-22617

A remote attacker might be able to cause infinite recursion in PowerDNS Recursor 4.8.0 via a DNS query that retrieves DS records for a misconfigured domain, because QName minimization is used in QM fallback mode. This is fixed in 4.8.1.

CVSS v3.0 7.5 HIGH

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
http://www.openwall.com/lists/oss-security/2023/01/20/1	Mailing List Release Notes Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/01/20/1	Mailing List Release Notes Third Party Advisory
https://docs.powerdns.com/recursor/changelog/4.8.html#change-4.8.1	Release Notes Vendor Advisory
https://docs.powerdns.com/recursor/changelog/4.8.html#change-4.8.1	Release Notes Vendor Advisory
https://docs.powerdns.com/recursor/security-advisories/	Vendor Advisory
https://docs.powerdns.com/recursor/security-advisories/	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:powerdns:recursor:4.8.0:*:*:*:*:*:*:*

History

03 Apr 2025, 15:15

Type	Values Removed	Values Added
References	~~(MLIST) http://www.openwall.com/lists/oss-security/2023/01/20/1 - Mailing List, Release Notes, Third Party Advisory~~	() http://www.openwall.com/lists/oss-security/2023/01/20/1 - Mailing List, Release Notes, Third Party Advisory
References	~~(MISC) https://docs.powerdns.com/recursor/security-advisories/ - Vendor Advisory~~	() https://docs.powerdns.com/recursor/security-advisories/ - Vendor Advisory
References	~~(CONFIRM) https://docs.powerdns.com/recursor/changelog/4.8.html#change-4.8.1 - Release Notes, Vendor Advisory~~	() https://docs.powerdns.com/recursor/changelog/4.8.html#change-4.8.1 - Release Notes, Vendor Advisory

Information

Published : 2023-01-21 19:15

Updated : 2025-04-03 15:15

NVD link : CVE-2023-22617

Mitre link : CVE-2023-22617

JSON object : View

Products Affected

powerdns

recursor

CWE

CWE-674

Uncontrolled Recursion

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