CVE-2022-23094

Exploit

EPSS 1.3%
Published 15.01.2022 02:15:06
Last modified 21.11.2024 06:47:58
Source cve@mitre.org
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Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6.

Affected products Warnungen 0 Metrics 3 CWE 1 References 8

Data is provided by the National Vulnerability Database (NVD)

Libreswan ≫ Libreswan Version >= 4.2 < 4.6

Fedoraproject ≫ Fedora Version34

Fedoraproject ≫ Fedora Version35

Debian ≫ Debian Linux Version10.0

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

EPSS Metriken
Type	Source	Score	Percentile
EPSS	FIRST.org	1.3%	0.788

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
nvd@nist.gov	5	10	2.9	AV:N/AC:L/Au:N/C:N/I:N/A:P

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://github.com/libreswan/libreswan/issues/585

Third Party Advisory

Exploit

Issue Tracking

https://libreswan.org/security/CVE-2022-23094

Third Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPMIHAXWQUJAPCIGNJ5J5Q6ASWQBU7T5/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UFZ7WP5LNNBW5ADIOPDSPQ23SXZJRNMP/

https://www.debian.org/security/2022/dsa-5048

Third Party Advisory

https://nvd.nist.gov/vuln/detail/CVE-2022-23094

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2022-23094

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2022-23094

EUVD