Resource Exhaustion Affecting jenkins package, versions <0:2.277.3.1623853726-1.el8


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
2.11% (90th percentile)

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  • Snyk IDSNYK-RHEL8-JENKINS-4400107
  • published26 Jul 2021
  • disclosed26 Feb 2021

Introduced: 26 Feb 2021

CVE-2020-27223  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:8 jenkins to version 0:2.277.3.1623853726-1.el8 or higher.
This issue was patched in RHSA-2021:2499.

NVD Description

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

In Eclipse Jetty 9.4.6.v20170531 to 9.4.36.v20210114 (inclusive), 10.0.0, and 11.0.0 when Jetty handles a request containing multiple Accept headers with a large number of “quality” (i.e. q) parameters, the server may enter a denial of service (DoS) state due to high CPU usage processing those quality values, resulting in minutes of CPU time exhausted processing those quality values.

References

CVSS Scores

version 3.1