Improper Input Validation Affecting openssh-server-sysvinit package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.32% (71st percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Improper Input Validation vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-RHEL7-OPENSSHSERVERSYSVINIT-1380138
  • published26 Jul 2021
  • disclosed16 Nov 2018

Introduced: 16 Nov 2018

CVE-2018-20685  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 openssh-server-sysvinit.

NVD Description

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

In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.

CVSS Scores

version 3.1