CVE-2023-26437lowCWE-400

Deterred spoofing attempts can lead to authoritative servers being marked unavailable

8Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 3.4epss 0.6%

exploitation probability

0.6%top 55% of all CVEs

observed exploitation

nono source reports it

Denial of service vulnerability in PowerDNS Recursor allows authoritative servers to be marked unavailable.This issue affects Recursor: through 4.6.5, through 4.7.4 , through 4.8.3.

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L

Affected products

PowerDNS · Recursor

References

https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2023-02.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CN7VMRYKZHG2UDUAK326LXD3JY7NO3LR/https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHPD6SIQOG7245GXFQHPUEI4AZ6Y3KD6/