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.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-2733-1 tomcat8 security update
Debian DSA Debian DSA DSA-4952-1 tomcat9 security update
EUVD EUVD EUVD-2021-1533 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.
Github GHSA Github GHSA GHSA-36qh-35cm-5w2w Authentication Bypass by Alternate Name in Apache Tomcat
Ubuntu USN Ubuntu USN USN-5360-1 Tomcat vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2024-08-03T22:40:31.832Z

Reserved: 2021-04-13T00:00:00

Link: CVE-2021-30640

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-07-12T15:15:08.367

Modified: 2024-11-21T06:04:20.893

Link: CVE-2021-30640

cve-icon Redhat

Severity : Low

Publid Date: 2021-07-12T00:00:00Z

Links: CVE-2021-30640 - Bugzilla

cve-icon OpenCVE Enrichment

No data.