CVE-2020-1730
CVE-2020-1730
Cette page présente des faits issus de sources publiques. Consultez l’avis original avant toute mise à jour.
A flaw was found in libssh versions before 0.8.9 and before 0.9.4 in the way it handled AES-CTR (or DES ciphers if enabled) ciphers. The server or client could crash when the connection hasn't been fully initialized and the system tries to cleanup the ciphers when closing the connection. The biggest threat from this vulnerability is system availability.
CVSS 5.3 · Moyenne · EPSS 3,1% · Correctif disponible
- Publication
- Mise à jour
Pile logicielle: system
Produits et versions concernés
libssh
- Versions du logiciel
- libssh versions before 0.8.9: Concernée
- libssh versions before 0.9.4: Concernée
Aucun correctif publié
libssh Debian:12
- Plages de versions concernées
- ECOSYSTEM: < 0.9.4-1
Mettez à jour vers 0.9.4-1
libssh Debian:13
- Plages de versions concernées
- ECOSYSTEM: < 0.9.4-1
Mettez à jour vers 0.9.4-1
libssh Debian:14
- Plages de versions concernées
- ECOSYSTEM: < 0.9.4-1
Mettez à jour vers 0.9.4-1
libssh Ubuntu:18.04:LTS
- Versions du logiciel
- 0.7.5-1
- 0.8.0~20170825.94fa1e38-1
- 0.8.0~20170825.94fa1e38-1build1
- 0.8.0~20170825.94fa1e38-1ubuntu0.1
- 0.8.0~20170825.94fa1e38-1ubuntu0.2
- 0.8.0~20170825.94fa1e38-1ubuntu0.5
- Plages de versions concernées
- ECOSYSTEM: < 0.8.0~20170825.94fa1e38-1ubuntu0.6
Mettez à jour vers 0.8.0~20170825.94fa1e38-1ubuntu0.6
Sources originales
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VLSWHBQ3EPKGTGLQNH554Z746BJ3C554/
- https://usn.ubuntu.com/4327-1/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2A7BIFKUYIYKTY7FX4BEWVC2OHS5DPOU/
- https://www.oracle.com/security-alerts/cpuoct2020.html
- https://www.libssh.org/security/advisories/CVE-2020-1730.txt
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1730
- https://security.netapp.com/advisory/ntap-20200424-0001/
- https://nvd.nist.gov/vuln/detail/CVE-2020-1730