CVE-2021-20220 – undertow: Possible regression in fix for CVE-2020-10687
https://notcve.org/view.php?id=CVE-2021-20220
A flaw was found in Undertow. A regression in the fix for CVE-2020-10687 was found. HTTP request smuggling related to CVE-2017-2666 is possible against HTTP/1.x and HTTP/2 due to permitting invalid characters in an HTTP request. This flaw allows an attacker to poison a web-cache, perform an XSS attack, or obtain sensitive information from request other than their own. The highest threat from this vulnerability is to data confidentiality and integrity. • https://bugzilla.redhat.com/show_bug.cgi?id=1923133 https://security.netapp.com/advisory/ntap-20220210-0013 https://access.redhat.com/security/cve/CVE-2021-20220 • CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') •
CVE-2020-27782 – undertow: special character in query results in server errors
https://notcve.org/view.php?id=CVE-2020-27782
A flaw was found in the Undertow AJP connector. Malicious requests and abrupt connection closes could be triggered by an attacker using query strings with non-RFC compliant characters resulting in a denial of service. The highest threat from this vulnerability is to system availability. This affects Undertow 2.1.5.SP1, 2.0.33.SP2, and 2.2.3.SP1. Se encontró un fallo en el conector AJP de Undertow. • https://bugzilla.redhat.com/show_bug.cgi?id=1901304 https://access.redhat.com/security/cve/CVE-2020-27782 • CWE-400: Uncontrolled Resource Consumption •
CVE-2020-10687 – Undertow: Incomplete fix for CVE-2017-2666 due to permitting invalid characters in HTTP requests
https://notcve.org/view.php?id=CVE-2020-10687
A flaw was discovered in all versions of Undertow before Undertow 2.2.0.Final, where HTTP request smuggling related to CVE-2017-2666 is possible against HTTP/1.x and HTTP/2 due to permitting invalid characters in an HTTP request. This flaw allows an attacker to poison a web-cache, perform an XSS attack, or obtain sensitive information from request other than their own. Se detectó un fallo en todas las versiones de Undertow versiones anteriores a Undertow 2.2.0.Final, donde el tráfico malicioso de peticiones HTTP relacionado a CVE-2017-2666, es posible contra HTTP/1.x y HTTP/2 debido a que permite caracteres no válidos en una petición HTTP. Este fallo permite a un atacante envenenar una caché web, llevar a cabo un ataque de tipo XSS y obtener información confidencial de una petición distinta a la suya A flaw was discovered in Undertow where HTTP request smuggling related to CVE-2017-2666 is possible against HTTP/1.x and HTTP/2 due to permitting invalid characters in an HTTP request. This flaw allows an attacker to poison a web-cache, perform an XSS attack, or obtain sensitive information from request other than their own. • https://bugzilla.redhat.com/show_bug.cgi?id=1785049 https://lists.apache.org/thread.html/r6603513ea8afbf6857fd77ca5888ec8385d0af493baa4250e28c351c%40%3Cdev.cxf.apache.org%3E https://security.netapp.com/advisory/ntap-20220210-0015 https://access.redhat.com/security/cve/CVE-2020-10687 • CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') •
CVE-2019-19343 – Undertow: Memory Leak in Undertow HttpOpenListener due to holding remoting connections indefinitely
https://notcve.org/view.php?id=CVE-2019-19343
A flaw was found in Undertow when using Remoting as shipped in Red Hat Jboss EAP before version 7.2.4. A memory leak in HttpOpenListener due to holding remote connections indefinitely may lead to denial of service. Versions before undertow 2.0.25.SP1 and jboss-remoting 5.0.14.SP1 are believed to be vulnerable. Se encontró una falla en Undertow al usar Remoting como se envió en Red Hat Jboss EAP anterior a la versión 7.2.4. Una filtrado de memoria en HttpOpenListener debido a mantener conexiones remotas indefinidamente puede conllevar a una denegación de servicio. • https://bugzilla.redhat.com/show_bug.cgi?id=1780445 https://issues.redhat.com/browse/JBEAP-16695 https://security.netapp.com/advisory/ntap-20220211-0002 https://access.redhat.com/security/cve/CVE-2019-19343 • CWE-400: Uncontrolled Resource Consumption CWE-404: Improper Resource Shutdown or Release •
CVE-2020-10705 – undertow: Memory exhaustion issue in HttpReadListener via "Expect: 100-continue" header
https://notcve.org/view.php?id=CVE-2020-10705
A flaw was discovered in Undertow in versions before Undertow 2.1.1.Final where certain requests to the "Expect: 100-continue" header may cause an out of memory error. This flaw may potentially lead to a denial of service. Se detectó una fallo en Undertow versiones anteriores a Undertow 2.1.1.Final, donde ciertas peticiones al encabezado "Expect: 100-continue" pueden causar un error de falta de memoria. Este defecto puede conllevar potencialmente a una denegación de servicio A flaw was discovered in Undertow where certain requests to the "Expect: 100-continue" header may cause an out of memory error. This flaw may potentially lead to a denial of service. • https://bugzilla.redhat.com/show_bug.cgi?id=1803241 https://security.netapp.com/advisory/ntap-20220210-0014 https://access.redhat.com/security/cve/CVE-2020-10705 • CWE-400: Uncontrolled Resource Consumption CWE-770: Allocation of Resources Without Limits or Throttling •