CVE-2023-38711

An issue was discovered in Libreswan before 4.12. When an IKEv1 Quick Mode connection configured with ID_IPV4_ADDR or ID_IPV6_ADDR receives an IDcr payload with ID_FQDN, a NULL pointer dereference causes a crash and restart of the pluto daemon. NOTE: the earliest affected version is 4.6.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/libreswan/libreswan/tags	Third Party Advisory
https://libreswan.org/security/CVE-2023-38711/	Third Party Advisory
https://github.com/libreswan/libreswan/tags	Third Party Advisory
https://libreswan.org/security/CVE-2023-38711/	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:libreswan:libreswan:*:*:*:*:*:*:*:*

History

21 Nov 2024, 08:14

Type	Values Removed	Values Added
Summary		(es) Se ha descubierto un problema en Libreswan anterior a 4.12. Cuando una conexión de modo rápido IKEv1 configurada con ID_IPV4_ADDR o ID_IPV6_ADDR recibe una carga útil IDcr con ID_FQDN, una desviación de puntero NULL provoca un bloqueo y reinicio del demonio pluto. NOTA: la primera versión afectada es la 4.6.
References	~~() https://github.com/libreswan/libreswan/tags - Third Party Advisory~~	() https://github.com/libreswan/libreswan/tags - Third Party Advisory
References	~~() https://libreswan.org/security/CVE-2023-38711/ - Third Party Advisory~~	() https://libreswan.org/security/CVE-2023-38711/ - Third Party Advisory

12 Dec 2023, 13:52

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~7.5~~	v2 : unknown v3 : 6.5

31 Aug 2023, 00:38

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.5
First Time		Libreswan libreswan Libreswan
CWE		CWE-476
References	~~(MISC) https://github.com/libreswan/libreswan/tags -~~	(MISC) https://github.com/libreswan/libreswan/tags - Third Party Advisory
References	~~(MISC) https://libreswan.org/security/CVE-2023-38711/ -~~	(MISC) https://libreswan.org/security/CVE-2023-38711/ - Third Party Advisory
CPE		cpe:2.3:a:libreswan:libreswan::::::::

25 Aug 2023, 21:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-08-25 21:15

Updated : 2024-11-21 08:14

NVD link : CVE-2023-38711

Mitre link : CVE-2023-38711

CVE.ORG link : CVE-2023-38711

JSON object : View

Products Affected

libreswan

libreswan

CWE

CWE-476

NULL Pointer Dereference

6.5 /10