CVE-2026-43513
HIGH7.5EPSS 0.08%Apache Tomcat: LockOutRealm treats user names as case-sensitive
發布日:2026/5/12修改日:2026/5/19
描述
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.
受影響套件(7)
- Bitnami/tomcat>= 10.1.0, < 10.1.55, >= 11.0.0, < 11.0.22, >= 9.0.0, < 9.0.118
- Debian/tomcat10from 0
- Debian/tomcat11from 0
- Debian/tomcat9from 0, < 9.0.70-2
- Maven/org.apache.tomcat.embed:tomcat-embed-corefrom 0, < 9.0.118
- Maven/org.apache.tomcat:tomcatfrom 0, < 9.0.118
- Maven/org.apache.tomcat:tomcat-catalinafrom 0, < 9.0.118
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
參考連結(11)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2026-43513
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2026-43513
- PATCHhttps://github.com/apache/tomcat
- WEBhttps://github.com/apache/tomcat/commit/4a90d3fa93988c447cd5bb7482f76ff70d7f15c2
- WEBhttps://github.com/apache/tomcat/commit/6dd75beb55bd42fc5f78e929596b25018cd17717
- WEBhttps://github.com/apache/tomcat/commit/83f3e51df7b87f5f6e626951c575ded1a512e8ef
- WEBhttps://lists.apache.org/thread/ytjcgldshj73lcnd1sh95od5hrghwogp
- WEBhttps://tomcat.apache.org/security-10.html
- WEBhttps://tomcat.apache.org/security-11.html
- WEBhttps://tomcat.apache.org/security-9.html
- WEBhttp://www.openwall.com/lists/oss-security/2026/05/12/9