HTTP Response Splitting Affecting container-tools:rhel8/conmon package, versions <3:2.1.8-1.module+el8.9.0+19761+326da906


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.12% (48th percentile)

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  • Snyk IDSNYK-RHEL8-CONTAINERTOOLS-8156757
  • published2 Oct 2024
  • disclosed11 Jul 2023

Introduced: 11 Jul 2023

CVE-2023-29406  (opens in a new tab)
CWE-113  (opens in a new tab)

How to fix?

Upgrade RHEL:8 container-tools:rhel8/conmon to version 3:2.1.8-1.module+el8.9.0+19761+326da906 or higher.
This issue was patched in RHSA-2023:6939.

NVD Description

Note: Versions mentioned in the description apply only to the upstream container-tools:rhel8/conmon package and not the container-tools:rhel8/conmon package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

The HTTP/1 client does not fully validate the contents of the Host header. A maliciously crafted Host header can inject additional headers or entire requests. With fix, the HTTP/1 client now refuses to send requests containing an invalid Request.Host or Request.URL.Host value.

CVSS Scores

version 3.1