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Advisory Weakness Curation

CVE-2021-33037

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Advisory Summaries

github_osv/GHSA-4vww-mc66-62m6

HTTP Request Smuggling in Apache Tomcat Apache Tomcat 10.0.0-M1 to 10.0.6, 9.0.0.M1 to 9.0.46 and 8.5.0 to 8.5.66 did not correctly parse the HTTP transfer-encoding request header in some circumstances leading to the possibility to request smuggling when used with a reverse proxy. Specifically: - Tomcat incorrectly ignored the transfer encoding header if the client declared it would only accept an HTTP/1.0 response; - Tomcat honoured the identify encoding; and - Tomcat did not ensure that, if present, the chunked encoding was the final encoding.

gitlab/maven/org.apache.tomcat.embed/tomcat-embed-core/CVE-2021-33037

Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') Apache Tomcat 10.0.0-M1 to 10.0.6, 9.0.0.M1 to 9.0.46 and 8.5.0 to 8.5.66 did not correctly parse the HTTP transfer-encoding request header in some circumstances leading to the possibility to request smuggling when used with a reverse proxy. Specifically: - Tomcat incorrectly ignored the transfer encoding header if the client declared it would only accept an HTTP/1.0 response; - Tomcat honoured the identify encoding; and - Tomcat did not ensure that, if present, the chunked encoding was the final encoding.

gitlab/maven/org.apache.tomcat/tomcat-coyote/CVE-2021-33037

Inconsistent Interpretation of HTTP Requests (HTTP Request Smuggling) Apache Tomcat does not correctly parse the HTTP transfer-encoding request header in some circumstances leading to the possibility to request smuggling when used with a reverse proxy.

gitlab/maven/org.apache.tomcat/tomcat/CVE-2021-33037

Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') Apache Tomcat 10.0.0-M1 to 10.0.6, 9.0.0.M1 to 9.0.46 and 8.5.0 to 8.5.66 did not correctly parse the HTTP transfer-encoding request header in some circumstances leading to the possibility to request smuggling when used with a reverse proxy. Specifically: - Tomcat incorrectly ignored the transfer encoding header if the client declared it would only accept an HTTP/1.0 response; - Tomcat honoured the identify encoding; and - Tomcat did not ensure that, if present, the chunked encoding was the final encoding.

gitlab/maven/org.apache.tomee/tomee/CVE-2021-33037

Inconsistent Interpretation of HTTP Requests (HTTP Request Smuggling) Apache Tomcat does not correctly parse the HTTP transfer-encoding request header in some circumstances leading to the possibility to request smuggling when used with a reverse proxy.

gitlab/maven/org.apache.tomee/tomee-webapp/CVE-2021-33037

Inconsistent Interpretation of HTTP Requests (HTTP Request Smuggling) Apache Tomcat does not correctly parse the HTTP transfer-encoding request header in some circumstances leading to the possibility to request smuggling when used with a reverse proxy.