Vulnerability in Libreswan

CVE-2019-10155

The Libreswan Project has found a vulnerability in the processing of IKEv1 informational exchange packets which are encrypted and integrity protected using the established IKE SA encryption and integrity keys, but as a receiver, the integrity check value was not verified. This issue affects versions before 3.29.

EPSS: 0.005 (40.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-10155?
CVE-2019-10155 is a low-severity vulnerability in Libreswan, classified under Improper Validation of Integrity Check Value. CVSS score: 3.1/10. Published 2019-06-12.
How severe is CVE-2019-10155?
Low severity. CVSS v3 base score is 3.1 out of 10.