IKEv1 default AH/ESP responder can cause libreswan to abort and restart (The Libreswan Project (www.libreswan.org) libreswan)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.80 % · percentile 57 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- libreswan
- NVD status
- Analyzed
Description
The Libreswan Project was notified of an issue causing libreswan to restart when using IKEv1 without specifying an esp= line. When the peer requests AES-GMAC, libreswan's default proposal handler causes an assertion failure and crashes and restarts. IKEv2 connections are not affected.
Weaknesses (CWE)
- CWE-404 — Improper Resource Shutdown or Release
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
| CVSS 3.1 | MEDIUM 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
European references
- ENISA EUVD · EUVD-2024-32230
- GCVE · GCVE-0-2024-3652
CERT-FR advisories
- CERTFR-2025-AVI-0304 — Multiples vulnérabilités dans les produits Juniper Networks · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0741 — Multiples vulnérabilités dans Juniper Secure Analytics · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0646 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:libreswan:libreswan:*:*:*:*:*:*:*:*≥ 3.22 < 4.15
Affected products
| Product | Versions |
|---|---|
| The Libreswan Project (www.libreswan.org) · libreswan | affected 3.22 ≤ 4.14 ; unaffected 5.0 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |