CVE-2023-27567

EPSS 0.08%
Published 03.03.2023 22:15:10
Last modified 06.03.2025 17:15:17
Source cve@mitre.org
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In OpenBSD 7.2, a TCP packet with destination port 0 that matches a pf divert-to rule can crash the kernel.

Affected products Warnungen 0 Metrics 2 CWE 1 References 6

Data is provided by the National Vulnerability Database (NVD)

Openbsd ≫ Openbsd Version7.2

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Type	Source	Score	Percentile
EPSS	FIRST.org	0.08%	0.235

CVSS Metriken
Source	Base Score	Exploit Score	Impact Score	Vector string
nvd@nist.gov	7.5	3.9	3.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-400 Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

https://ftp.openbsd.org/pub/OpenBSD/patches/7.2/common/013_tcp.patch.sig

Patch

https://github.com/openbsd/src/commit/0a543725ccdd2a01669122ce79bb67e66ede77f2

https://security.netapp.com/advisory/ntap-20230406-0001/

https://nvd.nist.gov/vuln/detail/CVE-2023-27567

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2023-27567

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2023-27567

EUVD