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CVE-2026-43513

Опубликовано: 12 мая 2026
Источник: debian

Описание

Improper Handling of Case Sensitivity vulnerability in LockOutRealm in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Older unsupported versions may also be affected. Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.

Пакеты

ПакетСтатусВерсия исправленияРелизТип
tomcat11fixed11.0.22-1package
tomcat10fixed10.1.55-1package
tomcat9fixed9.0.70-2package

Примечания

  • Starting with 9.0.70-2 src:tomcat9 no longer ships the server stack, using that as the fixed version

  • Fixed by: https://github.com/apache/tomcat/commit/83f3e51df7b87f5f6e626951c575ded1a512e8ef (11.0.22)

  • Fixed by: https://github.com/apache/tomcat/commit/4a90d3fa93988c447cd5bb7482f76ff70d7f15c2 (10.1.55)

  • Fixed by: https://github.com/apache/tomcat/commit/6dd75beb55bd42fc5f78e929596b25018cd17717 (9.0.118)

  • https://lists.apache.org/thread/ytjcgldshj73lcnd1sh95od5hrghwogp

Связанные уязвимости

CVSS3: 7.5
ubuntu
3 месяца назад

Improper Handling of Case Sensitivity vulnerability in LockOutRealm in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Older unsupported versions may also be affected. Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.

CVSS3: 5.3
redhat
3 месяца назад

Improper Handling of Case Sensitivity vulnerability in LockOutRealm in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Older unsupported versions may also be affected. Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.

CVSS3: 7.5
nvd
3 месяца назад

Improper Handling of Case Sensitivity vulnerability in LockOutRealm in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Older unsupported versions may also be affected. Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.

CVSS3: 7.5
github
3 месяца назад

Apache Tomcat: LockOutRealm treats user names as case-sensitive

CVSS3: 7.5
fstec
3 месяца назад

Уязвимость компонента LockOutRealm сервера приложений Apache Tomcat, позволяющая нарушителю обойти существующие механизмы безопасности