Improper Input Validation Affecting containernetworking-plugins package, versions <0:0.8.6-3.rhaos4.6.el7


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.14% (51st percentile)

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  • Snyk IDSNYK-RHEL7-CONTAINERNETWORKINGPLUGINS-5248647
  • published11 Aug 2021
  • disclosed21 May 2021

Introduced: 21 May 2021

CVE-2021-33197  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade RHEL:7 containernetworking-plugins to version 0:0.8.6-3.rhaos4.6.el7 or higher.
This issue was patched in RHSA-2021:3248.

NVD Description

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

In Go before 1.15.13 and 1.16.x before 1.16.5, some configurations of ReverseProxy (from net/http/httputil) result in a situation where an attacker is able to drop arbitrary headers.

CVSS Scores

version 3.1