A paramiko security update has been released for Debian GNU/Linux 9 LTS to address a couple of vulnerabilities.

DLA 2860-1: paramiko security update

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Debian LTS Advisory DLA-2860-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Utkarsh Gupta
December 28, 2021   https://wiki.debian.org/LTS
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Package : paramiko
Version : 2.0.0-1+deb9u1
CVE ID : CVE-2018-7750 CVE-2018-1000805
Debian Bug : 892859 910760

A couple of vulnerabilites were found in paramiko, an implementation
of SSHv2 protocol in Python.

CVE-2018-1000805

Fix to prevent malicious clients to trick the Paramiko server
into thinking an unauthenticated client is authenticated.

CVE-2018-7750

Fix check whether authentication is completed before processing
other requests. A customized SSH client can simply skip the
authentication step.

For Debian 9 stretch, these problems have been fixed in version
2.0.0-1+deb9u1.

We recommend that you upgrade your paramiko packages.

For the detailed security status of paramiko please refer to
its security tracker page at:
  https://security-tracker.debian.org/tracker/paramiko

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at:   https://wiki.debian.org/LTS