SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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.

MEDIUM 6.5EPSS 1.61%

Does this matter?

Lower severity and a low EPSS score (1.61%). Track it; it rarely justifies an emergency change on its own.

Description

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.

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
1.61% probability · 74th percentile
CISA KEV
Not listed
Weakness
CWE-400
Affected
libreswan/libreswan · debian/debian linux
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.