RHEL 9 : Red Hat JBoss Enterprise Application Platform 7.4.24 (RHSA-2026:4917)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:4917 advisory. Red Hat JBoss Enterprise Application Platform 7 is a platform for Java applications based on the WildFly application runtime. This release o...

RHEL 9 : Red Hat JBoss Enterprise Application Platform 8.0.12 (RHSA-2026:3891)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:3891 advisory. Red Hat JBoss Enterprise Application Platform 8 is a platform for Java applications based on the WildFly application runtime. This release o...

RHEL 8 : Red Hat JBoss Enterprise Application Platform 8.0.12 (RHSA-2026:3889)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:3889 advisory. Red Hat JBoss Enterprise Application Platform 8 is a platform for Java applications based on the WildFly application runtime. This release o...

undertow: Undertow MadeYouReset HTTP/2 DDoS Vulnerability

A flaw was found in Undertow where malformed client requests can trigger server-side stream resets without triggering abuse counters. This issue, referred to as the "MadeYouReset" attack, allows malicious clients to induce excessive server workload by repeatedly causing server-side stream aborts...

undertow: OutOfMemory when parsing form data encoding with application/x-www-form-urlencoded

A flaw was found in Undertow that can cause remote denial of service attacks. When the server uses the FormEncodedDataDefinition.doParseStreamSourceChannel method to parse large form data encoding with application/x-www-form-urlencoded, the method will cause an OutOfMemory issue. This flaw allows...

undertow-core: Undertow HTTP Server Fails to Reject Malformed Host Headers Leading to Potential Cache Poisoning and SSRF

A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests.As a result, requests containing malformed or malicious Host headers are processed without...

undertow: Undertow MadeYouReset HTTP/2 DDoS Vulnerability

A flaw was found in Undertow where malformed client requests can trigger server-side stream resets without triggering abuse counters. This issue, referred to as the "MadeYouReset" attack, allows malicious clients to induce excessive server workload by repeatedly causing server-side stream aborts...

Important: Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 8.0.12 security update

A security update is now available for Red Hat JBoss Enterprise Application Platform 8.0 for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity...

undertow-core: Undertow HTTP Server Fails to Reject Malformed Host Headers Leading to Potential Cache Poisoning and SSRF

A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests.As a result, requests containing malformed or malicious Host headers are processed without...

undertow: OutOfMemory when parsing form data encoding with application/x-www-form-urlencoded

A flaw was found in Undertow that can cause remote denial of service attacks. When the server uses the FormEncodedDataDefinition.doParseStreamSourceChannel method to parse large form data encoding with application/x-www-form-urlencoded, the method will cause an OutOfMemory issue. This flaw allows...

Important: Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 8.0.12 security update

A security update is now available for Red Hat JBoss Enterprise Application Platform 8.0. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

undertow: OutOfMemory when parsing form data encoding with application/x-www-form-urlencoded

A flaw was found in Undertow that can cause remote denial of service attacks. When the server uses the FormEncodedDataDefinition.doParseStreamSourceChannel method to parse large form data encoding with application/x-www-form-urlencoded, the method will cause an OutOfMemory issue. This flaw allows...

undertow: Undertow MadeYouReset HTTP/2 DDoS Vulnerability

A flaw was found in Undertow where malformed client requests can trigger server-side stream resets without triggering abuse counters. This issue, referred to as the "MadeYouReset" attack, allows malicious clients to induce excessive server workload by repeatedly causing server-side stream aborts...

undertow-core: Undertow HTTP Server Fails to Reject Malformed Host Headers Leading to Potential Cache Poisoning and SSRF

A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests.As a result, requests containing malformed or malicious Host headers are processed without...

Important: Red Hat Security Advisory: Red Hat Build of Apache Camel 4.14.4 for Spring Boot release.

Red Hat build of Apache Camel 4.14.4 for Spring Boot patch release and security update is now available. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

undertow-core: Undertow HTTP Server Fails to Reject Malformed Host Headers Leading to Potential Cache Poisoning and SSRF

A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests.As a result, requests containing malformed or malicious Host headers are processed without...

OESA-2026-1431 undertow security update

Java web server using non-blocking IO Security Fixes: A flaw was found in Undertow that can cause remote denial of service attacks. When the server uses the FormEncodedDataDefinition.doParseStreamSourceChannel method to parse large form data encoding with application/x-www-form-urlencoded, the...

Security Bulletin: IBM Terracotta is affected by two Undertow vulnerabilities that could allow remote denial of service attacks and Host header manipulation leading to cache poisoning or session hijacking

Summary IBM Terracotta uses Undertow as the web server for hosting the Terracotta Management Service TMS. Vulnerability Details CVEID:CVE-2024-3884 DESCRIPTION: A flaw was found in Undertow that can cause remote denial of service attacks. When the server uses the...

Denial Of Service (DoS)

Undertow is vulnerable to Denial of Service DoS. The vulnerability is due to improper handling of large HTTP parameter names in HttpServletRequestImpl.getParameterNames, where excessively large parameter names supplied by a client can cause unbounded memory allocation during request parsing,...

Linux Distros Unpatched Vulnerability : CVE-2024-4027

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in Undertow. Servlets using a method that calls HttpServletRequestImpl.getParameterNames can cause an OutOfMemoryError when the client sends a...