Description
transport.py in the SSH server implementation of Paramiko before 1.17.6, 1.18.x before 1.18.5, 2.0.x before 2.0.8, 2.1.x before 2.1.5, 2.2.x before 2.2.3, 2.3.x before 2.3.2, and 2.4.x before 2.4.1 does not properly check whether authentication is completed before processing other requests, as demonstrated by channel-open. A customized SSH client can simply skip the authentication step.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://access.redhat.com/errata/RHSA-2018:1124 ↗
- https://www.exploit-db.com/exploits/45712/ ↗
- https://github.com/paramiko/paramiko/issues/1175 ↗
- https://access.redhat.com/errata/RHSA-2018:1125 ↗
- https://access.redhat.com/errata/RHSA-2018:1972 ↗
- https://access.redhat.com/errata/RHSA-2018:1274 ↗
- https://lists.debian.org/debian-lts-announce/2018/10/msg00018.html ↗
- https://usn.ubuntu.com/3603-2/ ↗
- https://access.redhat.com/errata/RHSA-2018:0646 ↗
- https://access.redhat.com/errata/RHSA-2018:1213 ↗
- https://usn.ubuntu.com/3603-1/ ↗
- https://access.redhat.com/errata/RHSA-2018:1525 ↗
- https://access.redhat.com/errata/RHSA-2018:1328 ↗
- https://access.redhat.com/errata/RHSA-2018:0591 ↗
- http://www.securityfocus.com/bid/103713 ↗
- https://github.com/paramiko/paramiko/commit/fa29bd8446c8eab237f5187d28787727b4610516 ↗
- https://github.com/paramiko/paramiko/blob/master/sites/www/changelog.rst ↗
- https://lists.debian.org/debian-lts-announce/2021/12/msg00025.html ↗