Improper Authentication Affecting rhvm-appliance package, versions <2:4.2-20180504.0.el7


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
22.2% (96th percentile)

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  • Snyk IDSNYK-RHEL7-RHVMAPPLIANCE-4454862
  • published26 Jul 2021
  • disclosed13 Mar 2018

Introduced: 13 Mar 2018

CVE-2018-7750  (opens in a new tab)
CWE-287  (opens in a new tab)

How to fix?

Upgrade RHEL:7 rhvm-appliance to version 2:4.2-20180504.0.el7 or higher.
This issue was patched in RHSA-2018:1525.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rhvm-appliance package and not the rhvm-appliance package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1