Loop with Unreachable Exit Condition ('Infinite Loop') Affecting tomcat-webapps package, versions <0:7.0.76-8.el7_5


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.61% (88th percentile)

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  • Snyk IDSNYK-RHEL7-TOMCATWEBAPPS-4816559
  • published26 Jul 2021
  • disclosed22 Jul 2018

Introduced: 22 Jul 2018

CVE-2018-1336  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade RHEL:7 tomcat-webapps to version 0:7.0.76-8.el7_5 or higher.
This issue was patched in RHSA-2018:2921.

NVD Description

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

An improper handing of overflow in the UTF-8 decoder with supplementary characters can lead to an infinite loop in the decoder causing a Denial of Service. Versions Affected: Apache Tomcat 9.0.0.M9 to 9.0.7, 8.5.0 to 8.5.30, 8.0.0.RC1 to 8.0.51, and 7.0.28 to 7.0.86.

References

CVSS Scores

version 3.1