CVE-2021-30640 (Medium) detected in tomcat-embed-core-9.0.26.jar

[mend-bolt-for-github[bot]]

CVE-2021-30640 - Medium Severity Vulnerability

Vulnerable Library - tomcat-embed-core-9.0.26.jar

Core Tomcat implementation

Library home page: https://tomcat.apache.org/

Path to dependency file: /build.gradle

Path to vulnerable library: /root/.gradle/caches/modules-2/files-2.1/org.apache.tomcat.embed/tomcat-embed-core/9.0.26/6312ba542bc58fa9ee789a43516ce4d862548a6b/tomcat-embed-core-9.0.26.jar,/root/.gradle/caches/modules-2/files-2.1/org.apache.tomcat.embed/tomcat-embed-core/9.0.26/6312ba542bc58fa9ee789a43516ce4d862548a6b/tomcat-embed-core-9.0.26.jar

Dependency Hierarchy: - spring-boot-starter-web-2.1.9.RELEASE.jar (Root Library) - spring-boot-starter-tomcat-2.1.9.RELEASE.jar - :x: **tomcat-embed-core-9.0.26.jar** (Vulnerable Library)

Found in base branch: master

Vulnerability Details

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.

Publish Date: 2021-07-12

URL: CVE-2021-30640

CVSS 3 Score Details (6.5)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: High - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: Low - Integrity Impact: High - Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://lists.apache.org/thread/3qcmnprbtft3phn3vyk06hpycm7p4sgx

Release Date: 2021-07-12

Fix Resolution (org.apache.tomcat.embed:tomcat-embed-core): 9.0.46

Direct dependency fix Resolution (org.springframework.boot:spring-boot-starter-web): 2.3.11.RELEASE

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