Resource Exhaustion Affecting foreman package, versions <0:2.5.2.17-2.el7sat


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.25% (65th percentile)

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  • Snyk IDSNYK-RHEL7-FOREMAN-5361944
  • published26 Mar 2023
  • disclosed3 Jul 2021

Introduced: 3 Jul 2021

CVE-2021-32740  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:7 foreman to version 0:2.5.2.17-2.el7sat or higher.
This issue was patched in RHSA-2021:4702.

NVD Description

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

Addressable is an alternative implementation to the URI implementation that is part of Ruby's standard library. An uncontrolled resource consumption vulnerability exists after version 2.3.0 through version 2.7.0. Within the URI template implementation in Addressable, a maliciously crafted template may result in uncontrolled resource consumption, leading to denial of service when matched against a URI. In typical usage, templates would not normally be read from untrusted user input, but nonetheless, no previous security advisory for Addressable has cautioned against doing this. Users of the parsing capabilities in Addressable but not the URI template capabilities are unaffected. The vulnerability is patched in version 2.8.0. As a workaround, only create Template objects from trusted sources that have been validated not to produce catastrophic backtracking.

CVSS Scores

version 3.1