Improper Encoding or Escaping of Output Affecting tomcat-lib package, versions <9.0.36-3.84.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.13% (48th percentile)

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  • Snyk IDSNYK-SLES150-TOMCATLIB-2655032
  • published14 Apr 2022
  • disclosed16 Nov 2021

Introduced: 16 Nov 2021

CVE-2021-30640  (opens in a new tab)
CWE-116  (opens in a new tab)

How to fix?

Upgrade SLES:15.0 tomcat-lib to version 9.0.36-3.84.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tomcat-lib package and not the tomcat-lib package as distributed by SLES. See How to fix? for SLES:15.0 relevant fixed versions and status.

A vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid user name and/or to bypass some of the protection provided by the LockOut Realm. This issue affects Apache Tomcat 10.0.0-M1 to 10.0.5; 9.0.0.M1 to 9.0.45; 8.5.0 to 8.5.65.

CVSS Scores

version 3.1