CVE-2016-0787
En bref
- Source
- NVD
- EPSS
- EPSS 2.59 % · centile 85 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- redhat
- Statut NVD
- Modified
Description
The diffie_hellman_sha256 function in kex.c in libssh2 before 1.7.0 improperly truncates secrets to 128 or 256 bits, which makes it easier for man-in-the-middle attackers to decrypt or intercept SSH sessions via unspecified vectors, aka a "bits/bytes confusion bug."
Faiblesses (CWE)
- CWE-200 — Exposition d'informations sensibles à un acteur non autorisé
Références
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177980.html
- https://kc.mcafee.com/corporate/index?page=content&id=SB10156
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- https://www.libssh2.org/CVE-2016-0787.patch
- https://www.libssh2.org/adv_20160223.html
- https://puppet.com/security/cve/CVE-2016-0787
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178573.html
- https://security.gentoo.org/glsa/201606-12
- http://lists.opensuse.org/opensuse-updates/2016-03/msg00008.html
- https://bto.bluecoat.com/security-advisory/sa120
- http://www.debian.org/security/2016/dsa-3487
- http://www.securityfocus.com/bid/82514
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.0 | MEDIUM 5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N | NVD · nvd@nist.gov (Primary) |
Références européennes
- ENISA EUVD · EUVD-2016-0800
- GCVE · GCVE-0-2016-0787
Avis du CERT-FR
- CERTFR-2020-AVI-420 — Multiples vulnérabilités dans les produits Juniper · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*≤ 1.6.0cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
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 |