Vulnerability 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 Score
6.5
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libreswan | Libreswan | 4.9 |
| Debian | Debian Linux | 11.0 |
Related Weaknesses (CWE)
References
- https://github.com/libreswan/libreswan/issues/954ExploitIssue TrackingPatch
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://www.debian.org/security/2023/dsa-5368Third Party Advisory
- https://github.com/libreswan/libreswan/issues/954ExploitIssue TrackingPatch
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://www.debian.org/security/2023/dsa-5368Third Party Advisory
FAQ
What is CVE-2023-23009?
CVE-2023-23009 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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.
How severe is CVE-2023-23009?
CVE-2023-23009 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-23009?
Check the references section above for vendor advisories and patch information. Affected products include: Libreswan Libreswan, Debian Debian Linux.