CVE-2023-23009: Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.

PriorityP430medium6.5CVSS 3.1

AVNACLPRLUINSUCNINAH

EPSS

1.61%

73.5th percentile

Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.

Affected

7 ranges

Vendor	Product	Version range	Fixed in
debian	debian_linux	—	—
debian	libreswan	< libreswan 4.9-2 (bookworm)	libreswan 4.9-2 (bookworm)
libreswan	libreswan	—	—
libreswan	libreswan	>= 0 < 4.3-1+deb11u3	4.3-1+deb11u3
libreswan	libreswan	>= 0 < 4.9-2	4.9-2
libreswan	libreswan	>= 0 < 4.9-2	4.9-2
libreswan	libreswan	>= 0 < 4.9-2	4.9-2

CVSS provenance

nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

osv6.5MEDIUM

vendor_debian6.5MEDIUM

vendor_redhat6.5MEDIUM

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