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.
Published 2023-01-21 19:15:11
Updated 2023-01-31 17:24:14
Source MITRE
View at NVD,   CVE.org

Threat overview for CVE-2023-22617

Top countries where our scanners detected CVE-2023-22617
Top open port discovered on systems with this issue 53
IPs affected by CVE-2023-22617 26
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2023-22617!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2023-22617

0.32%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 70 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-22617

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.9
3.6
NIST

CWE ids for CVE-2023-22617

  • The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2023-22617

Products affected by CVE-2023-22617

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