CVE-2024-39894
En bref
- Source
- NVD
- EPSS
- EPSS 1.63 % · centile 76 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- mitre
- Statut NVD
- Deferred
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Description
OpenSSH 9.5 through 9.7 before 9.8 sometimes allows timing attacks against echo-off password entry (e.g., for su and Sudo) because of an ObscureKeystrokeTiming logic error. Similarly, other timing attacks against keystroke entry could occur.
Faiblesses (CWE)
- CWE-367 — Situation de compétition TOCTOU
Références
- https://www.openssh.com/txt/release-9.8
- https://lists.mindrot.org/pipermail/openssh-unix-announce/2024-July/000158.html
- https://www.openwall.com/lists/oss-security/2024/07/02/1
- http://www.openwall.com/lists/oss-security/2024/07/03/6
- https://security.netapp.com/advisory/ntap-20240712-0004/
- http://www.openwall.com/lists/oss-security/2024/07/23/4
- http://www.openwall.com/lists/oss-security/2024/07/23/6
- http://www.openwall.com/lists/oss-security/2024/07/28/3
- https://crzphil.github.io/posts/ssh-obfuscation-bypass/
- https://news.ycombinator.com/item?id=41508530
- https://www.freebsd.org/security/advisories/FreeBSD-SA-25:01.openssh.asc
- http://seclists.org/fulldisclosure/2024/Sep/33
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H | CISA-ADP |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
Références européennes
- ENISA EUVD · EUVD-2024-38350
- GCVE · GCVE-0-2024-39894
Avis du CERT-FR
- CERTFR-2026-AVI-0683 — Vulnérabilité dans HPE Aruba Networking AOS-CX · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0018 — Multiples vulnérabilités dans les produits Juniper Networks · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0785 — Multiples vulnérabilités dans les produits Apple · cert.ssi.gouv.fr
Produits affectés
| Produit | Versions |
|---|---|
| affected n/a |
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 |