CVE-2021-30640
Description
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.
Risk Information
Base Score
6.5
MODERATE
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N
EPSS Score
Exploitation Probability
0.123
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Vulnerabilities CVE-2021-30640 are fixed in 12 May 2021 Fixed in Apache Tomcat 10.0.6 | Windows |
| Vulnerabilities CVE-2021-30640 are fixed in 12 May 2021 Fixed in Apache Tomcat 9.0.46 | Windows |
| Vulnerabilities CVE-2021-30640 are fixed in 12 May 2021 Fixed in Apache Tomcat 8.5.66 | Windows |
| Vulnerabilities CVE-2021-30640 are fixed in 26 April 2021 Fixed in Apache Tomcat 7.0.109 | Windows |
| Multiple Vulnerabilities are affected in IBM WebMethods Integration Server 10.15 | Windows |
| Vulnerabilities CVE-2021-30640,CVE-2021-30639 are fixed in Apache - tomcat 10.0.5 | Windows |
| Vulnerabilities CVE-2021-30640,CVE-2021-30639 are fixed in Apache - tomcat 9.0.45 | Windows |
| Vulnerabilities CVE-2021-30640,CVE-2021-30639 are fixed in Apache - tomcat 8.5.65 | Windows |
| Multiple Vulnerabilities are affected in IBM WebMethods Integration Server 10.11 | Windows |
| Multiple Vulnerabilities are affected in IBM WebMethods Integration Server 11.1 | Windows |
| Multiple Vulnerabilities are affected in IBM Tivoli Application Dependency Discovery Manager 7.3.0.0 | Windows |
| tomcat9 security update(DSA-4952-1) tomcat9_9.0.31-1~deb10u5_all.deb | Linux |
| SUSE-SU-2021:3602-1(SUSE Linux Enterprise Server 12-SP5 ) javapackages-tools-2.0.1-13.1.x86_64.rpm | Linux |
| SUSE-SU-2021:3602-1(SUSE Linux Enterprise Server 12-SP5 ) tomcat-9.0.36-3.71.1.noarch.rpm | Linux |
| SUSE-SU-2021:3602-1(SUSE Linux Enterprise Server 12-SP5 ) tomcat-admin-webapps-9.0.36-3.71.1.noarch.rpm | Linux |
| SUSE-SU-2021:3602-1(SUSE Linux Enterprise Server 12-SP5 ) tomcat-docs-webapp-9.0.36-3.71.1.noarch.rpm | Linux |
| SUSE-SU-2021:3602-1(SUSE Linux Enterprise Server 12-SP5 ) tomcat-el-3_0-api-9.0.36-3.71.1.noarch.rpm | Linux |
| SUSE-SU-2021:3602-1(SUSE Linux Enterprise Server 12-SP5 ) tomcat-javadoc-9.0.36-3.71.1.noarch.rpm | Linux |
| SUSE-SU-2021:3602-1(SUSE Linux Enterprise Server 12-SP5 ) tomcat-jsp-2_3-api-9.0.36-3.71.1.noarch.rpm | Linux |
| SUSE-SU-2021:3602-1(SUSE Linux Enterprise Server 12-SP5 ) tomcat-lib-9.0.36-3.71.1.noarch.rpm | Linux |
| SUSE-SU-2021:3602-1(SUSE Linux Enterprise Server 12-SP5 ) tomcat-servlet-4_0-api-9.0.36-3.71.1.noarch.rpm | Linux |
| SUSE-SU-2021:3602-1(SUSE Linux Enterprise Server 12-SP5 ) tomcat-webapps-9.0.36-3.71.1.noarch.rpm | Linux |
| Apache Tomcat 9 - Servlet and JSP engine (USN-5360-1) tomcat9_9.0.31-1ubuntu0.2_all.deb | Linux |
| Apache Tomcat 9 - Servlet and JSP engine (USN-5360-1) tomcat9_9.0.16-3ubuntu0.18.04.2_all.deb | Linux |
| Apache Tomcat 9 - Servlet and JSP engine (USN-5360-1) tomcat9-common_9.0.31-1ubuntu0.2_all.deb | Linux |
| Apache Tomcat 9 - Servlet and JSP engine (USN-5360-1) tomcat9-common_9.0.16-3ubuntu0.18.04.2_all.deb | Linux |
| Apache Tomcat 9 - Servlet and JSP engine (USN-5360-1) libtomcat9-java_9.0.31-1ubuntu0.2_all.deb | Linux |
| Apache Tomcat 9 - Servlet and JSP engine (USN-5360-1) libtomcat9-java_9.0.16-3ubuntu0.18.04.2_all.deb | Linux |
| Apache Tomcat 9 - Servlet and JSP engine (USN-5360-1) libtomcat9-embed-java_9.0.31-1ubuntu0.2_all.deb | Linux |
| Apache Tomcat 9 - Servlet and JSP engine (USN-5360-1) libtomcat9-embed-java_9.0.16-3ubuntu0.18.04.2_all.deb | Linux |
| Vulnerabilities CVE-2021-30640 are fixed in 12 May 2021 Fixed in Apache Tomcat 10.0.6 (For Linux) | Linux |
| Vulnerabilities CVE-2021-30640 are fixed in 12 May 2021 Fixed in Apache Tomcat 9.0.46 (For Linux) | Linux |
| Vulnerabilities CVE-2021-30640 are fixed in 12 May 2021 Fixed in Apache Tomcat 8.5.66 (For Linux) | Linux |
| Vulnerabilities CVE-2021-30640 are fixed in 26 April 2021 Fixed in Apache Tomcat 7.0.109 (For Linux) | Linux |
| Vulnerabilities CVE-2021-30640,CVE-2021-30639 are fixed in Apache - tomcat for Linux 10.0.5 | Linux |
| Vulnerabilities CVE-2021-30640,CVE-2021-30639 are fixed in Apache - tomcat for Linux 9.0.45 | Linux |
| Vulnerabilities CVE-2021-30640,CVE-2021-30639 are fixed in Apache - tomcat for Linux 8.5.65 | Linux |
| Improper Encoding or Escaping of Output Vulnerability (CVE-2021-30640) | NCM |
Patch Details
No records foundReferences
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234