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.
Published 2023-04-04 15:15:09
Updated 2023-04-15 04:16:06
Source Open-Xchange
View at NVD,   CVE.org
Vulnerability category: Denial of service

Threat overview for CVE-2023-26437

Top countries where our scanners detected CVE-2023-26437
Top open port discovered on systems with this issue 53
IPs affected by CVE-2023-26437 3,042
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2023-26437!
*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-2023-26437

0.10%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 40 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-26437

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.3
MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
3.9
1.4
NIST
3.4
LOW CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L
1.6
1.4
Open-Xchange

References for CVE-2023-26437

Products affected by CVE-2023-26437

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