Improper Input Validation vulnerability in Apache Tomcat.Tomcat from 11.0.0-M1 through 11.0.0-M11, from 10.1.0-M1 through 10.1.13, from 9.0.0-M1 through 9.0.81 and from 8.5.0 through 8.5.93 did not correctly parse HTTP trailer headers. A specially
crafted, invalid trailer header could cause Tomcat to treat a single
request as multiple requests leading to the possibility of request
smuggling when behind a reverse proxy.
Users are recommended to upgrade to version 11.0.0-M12 onwards, 10.1.14 onwards, 9.0.81 onwards or 8.5.94 onwards, which fix the issue.
CVE-2023-45648 - Medium Severity Vulnerability
Vulnerable Library - tomcat-embed-core-9.0.27.jar
Core Tomcat implementation
Library home page: https://tomcat.apache.org/
Path to dependency file: /pom.xml
Path to vulnerable library: /20201127105057_JYADOJ/downloadResource_XKWWQX/20201127105927/tomcat-embed-core-9.0.27.jar
Dependency Hierarchy: - :x: **tomcat-embed-core-9.0.27.jar** (Vulnerable Library)
Found in HEAD commit: 26994796809a3a8687a975e3361495d457afe47c
Found in base branch: master
Vulnerability Details
Improper Input Validation vulnerability in Apache Tomcat.Tomcat from 11.0.0-M1 through 11.0.0-M11, from 10.1.0-M1 through 10.1.13, from 9.0.0-M1 through 9.0.81 and from 8.5.0 through 8.5.93 did not correctly parse HTTP trailer headers. A specially crafted, invalid trailer header could cause Tomcat to treat a single request as multiple requests leading to the possibility of request smuggling when behind a reverse proxy. Users are recommended to upgrade to version 11.0.0-M12 onwards, 10.1.14 onwards, 9.0.81 onwards or 8.5.94 onwards, which fix the issue.
Publish Date: 2023-10-10
URL: CVE-2023-45648
CVSS 3 Score Details (5.3)
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: None - Integrity Impact: Low - Availability Impact: None
For more information on CVSS3 Scores, click here.Suggested Fix
Type: Upgrade version
Origin: https://nvd.nist.gov/vuln/detail/CVE-2023-45648
Release Date: 2023-10-10
Fix Resolution: 9.0.81
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