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Advisory Weakness Curation

CVE-2021-23937

Progress 0 / 0

Advisory Summaries

github_osv/GHSA-hmhg-95wh-r699

DNS based denial of service in Apache Wicket A DNS proxy and possible amplification attack vulnerability in WebClientInfo of Apache Wicket allows an attacker to trigger arbitrary DNS lookups from the server when the X-Forwarded-For header is not properly sanitized. This DNS lookup can be engineered to overload an internal DNS server or to slow down request processing of the Apache Wicket application causing a possible denial of service on either the internal infrastructure or the web application itself. This issue affects Apache Wicket Apache Wicket 9.x version 9.2.0 and prior versions; Apache Wicket 8.x version 8.11.0 and prior versions; Apache Wicket 7.x version 7.17.0 and prior versions and Apache Wicket 6.x version 6.2.0 and later versions.

gitlab/maven/org.apache.wicket/wicket-core/CVE-2021-23937

Improper Input Validation A DNS proxy and possible amplification attack vulnerability in WebClientInfo of Apache Wicket allows an attacker to trigger arbitrary DNS lookups from the server when the X-Forwarded-For header is not properly sanitized. This DNS lookup can be engineered to overload an internal DNS server or to slow down request processing of the Apache Wicket application causing a possible denial of service on either the internal infrastructure or the web application itself. This issue affects Apache Wicket Apache Wicket and prior versions; Apache Wicket and prior versions; Apache Wicket and prior versions and Apache Wicket versions.

gitlab/maven/org.apache.wicket/wicket/CVE-2021-23937

Improper Input Validation A DNS proxy and possible amplification attack vulnerability in WebClientInfo of Apache Wicket allows an attacker to trigger arbitrary DNS lookups from the server when the X-Forwarded-For header is not properly sanitized.

gitlab/maven/org.apache.wicket/wicket-util/CVE-2021-23937

Improper Input Validation A DNS proxy and possible amplification attack vulnerability in WebClientInfo of Apache Wicket allows an attacker to trigger arbitrary DNS lookups from the server when the X-Forwarded-For header is not properly sanitized. This DNS lookup can be engineered to overload an internal DNS server or to slow down request processing of the Apache Wicket application causing a possible denial of service on either the internal infrastructure or the web application itself. This issue affects Apache Wicket Apache Wicket and prior versions; Apache Wicket and prior versions; Apache Wicket and prior versions and Apache Wicket versions.