Bug 1981544 (CVE-2021-30640) - CVE-2021-30640 tomcat: JNDI realm authentication weakness
Summary: CVE-2021-30640 tomcat: JNDI realm authentication weakness
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2021-30640
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1981545
Blocks: 1981546
TreeView+ depends on / blocked
 
Reported: 2021-07-12 19:04 UTC by Guilherme de Almeida Suckevicz
Modified: 2022-07-07 14:20 UTC (History)
80 users (show)

Fixed In Version: tomcat 10.0.6, tomcat 9.0.46, tomcat 8.5.66, tomcat 7.0.109
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Clone Of:
Environment:
Last Closed: 2022-01-07 19:10:41 UTC
Embargoed:

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Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2021:4861 0 None None None 2021-11-30 14:25:58 UTC
Red Hat Product Errata RHSA-2021:4863 0 None None None 2021-11-30 14:25:48 UTC
Red Hat Product Errata RHSA-2022:1179 0 None None None 2022-04-12 19:06:48 UTC
Red Hat Product Errata RHSA-2022:5532 0 None None None 2022-07-07 14:20:59 UTC

Description Guilherme de Almeida Suckevicz 2021-07-12 19:04:49 UTC 
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.

Reference:
https://lists.apache.org/thread.html/r59f9ef03929d32120f91f4ea7e6e79edd5688d75d0a9b65fd26d1fe8%40%3Cannounce.tomcat.apache.org%3E
Comment 1 Guilherme de Almeida Suckevicz 2021-07-12 19:05:55 UTC 
Created tomcat tracking bugs for this issue:

Affects: fedora-all [bug 1981545]
Comment 10 errata-xmlrpc 2021-11-30 14:25:44 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Web Server

Via RHSA-2021:4863 https://access.redhat.com/errata/RHSA-2021:4863
Comment 11 errata-xmlrpc 2021-11-30 14:25:55 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Web Server 5.6 on RHEL 7
  Red Hat JBoss Web Server 5.6 on RHEL 8

Via RHSA-2021:4861 https://access.redhat.com/errata/RHSA-2021:4861
Comment 15 Product Security DevOps Team 2022-01-07 19:10:37 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2021-30640
Comment 16 errata-xmlrpc 2022-04-12 19:06:44 UTC 
This issue has been addressed in the following products:

  Red Hat Support for Spring Boot 2.5.10

Via RHSA-2022:1179 https://access.redhat.com/errata/RHSA-2022:1179
Comment 17 errata-xmlrpc 2022-07-07 14:20:53 UTC 
This issue has been addressed in the following products:

  Red Hat Fuse 7.11

Via RHSA-2022:5532 https://access.redhat.com/errata/RHSA-2022:5532
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