HTTP Response Splitting Affecting katello-client-bootstrap package, versions <0:1.7.5-1.el7sat


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.1% (42nd percentile)

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  • Snyk IDSNYK-RHEL7-KATELLOCLIENTBOOTSTRAP-5369073
  • published26 Mar 2023
  • disclosed22 Jan 2020

Introduced: 22 Jan 2020

CVE-2020-5216  (opens in a new tab)
CWE-113  (opens in a new tab)
CWE-284  (opens in a new tab)

How to fix?

Upgrade RHEL:7 katello-client-bootstrap to version 0:1.7.5-1.el7sat or higher.
This issue was patched in RHSA-2020:4366.

NVD Description

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

In Secure Headers (RubyGem secure_headers), a directive injection vulnerability is present in versions before 3.9.0, 5.2.0, and 6.3.0. If user-supplied input was passed into append/override_content_security_policy_directives, a newline could be injected leading to limited header injection. Upon seeing a newline in the header, rails will silently create a new Content-Security-Policy header with the remaining value of the original string. It will continue to create new headers for each newline. This has been fixed in 6.3.0, 5.2.0, and 3.9.0.

CVSS Scores

version 3.1