Improper Authentication Affecting tomcat7-webapps package, versions <0:7.0.109-1.41.amzn1


Severity

Recommended
low

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
9.89% (95th percentile)

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  • Snyk IDSNYK-AMZN201803-TOMCAT7WEBAPPS-1726588
  • published27 Sept 2021
  • disclosed12 Jul 2021

Introduced: 12 Jul 2021

CVE-2021-30640  (opens in a new tab)
CWE-287  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 tomcat7-webapps to version 0:7.0.109-1.41.amzn1 or higher.
This issue was patched in ALAS-2021-1534.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tomcat7-webapps package and not the tomcat7-webapps package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 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 Base Scores

version 3.1