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Red Hat: RHSA-2018:3347-01 Critical: python-paramiko Authentication Bypass

red hat
Calendar Grey October 30, 2018
Dist Redhat Esm H88
Important security patch released for python-paramiko on Red Hat addressing authentication vulnerabilities. Discover steps to reinforce your system's security immediately.
An update for python-paramiko is now available for Red Hat Enterprise Linux 7

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

The python-paramiko package provides a Python module that implements the SSH2 protocol for encrypted and authenticated connections to remote machines. Unlike SSL, the SSH2 protocol does not require hierarchical certificates signed by a powerful central authority. The protocol also includes the ability to open arbitrary channels to remote services across an encrypted tunnel.
Security Fix(es):
* python-paramiko: Authentication bypass in auth_handler.py (CVE-2018-1000805)
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory critical security fix Red Hat Enterprise Linux authentication bypass python-paramiko

References

https://access.redhat.com/security/cve/CVE-2018-1000805 https://access.redhat.com/security/updates/classification/#critical

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: python-paramiko-2.1.1-9.el7.src.rpm
noarch: python-paramiko-2.1.1-9.el7.noarch.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
noarch: python-paramiko-doc-2.1.1-9.el7.noarch.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: python-paramiko-2.1.1-9.el7.src.rpm
noarch: python-paramiko-2.1.1-9.el7.noarch.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
noarch: python-paramiko-doc-2.1.1-9.el7.noarch.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: python-paramiko-2.1.1-9.el7.src.rpm
noarch: python-paramiko-2.1.1-9.el7.noarch.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):
Source: python-paramiko-2.1.1-9.el7.src.rpm
noarch: python-paramiko-2.1.1-9.el7.noarch.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
noarch: python-paramiko-doc-2.1.1-9.el7.noarch.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7):
noarch: python-paramiko-doc-2.1.1-9.el7.noarch.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: python-paramiko-2.1.1-9.el7.src.rpm
noarch: python-paramiko-2.1.1-9.el7.noarch.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
noarch: python-paramiko-doc-2.1.1-9.el7.noarch.rpm
These packages are GPG signed by Red Hat for security. Our key and

Read the Full Advisory


Severity
critical
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2018:3347-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2018:3347
Issue date: 2018-10-30

Topic

An update for python-paramiko is now available for Red Hat Enterprise Linux7.Red Hat Product Security has rated this update as having a security impactof Critical. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory critical security fix Red Hat Enterprise Linux authentication bypass python-paramiko

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - noarch

Red Hat Enterprise Linux Client Optional (v. 7) - noarch

Red Hat Enterprise Linux ComputeNode (v. 7) - noarch

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch

Red Hat Enterprise Linux Server (v. 7) - noarch

Red Hat Enterprise Linux Server Optional (v. 7) - noarch

Red Hat Enterprise Linux Workstation (v. 7) - noarch

Red Hat Enterprise Linux Workstation Optional (v. 7) - noarch

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - noarch

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - noarch

Bugs Fixed

1637263 - CVE-2018-1000805 python-paramiko: Authentication bypass in auth_handler.py

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