
CVE-2023-3223 – Undertow: outofmemoryerror due to @multipartconfig handling
https://notcve.org/view.php?id=CVE-2023-3223
08 Aug 2023 — A flaw was found in undertow. Servlets annotated with @MultipartConfig may cause an OutOfMemoryError due to large multipart content. This may allow unauthorized users to cause remote Denial of Service (DoS) attack. If the server uses fileSizeThreshold to limit the file size, it's possible to bypass the limit by setting the file name in the request to null. Se encontró una falla en el undertow. • https://access.redhat.com/errata/RHSA-2023:4505 • CWE-789: Memory Allocation with Excessive Size Value •

CVE-2023-1108 – Undertow: infinite loop in sslconduit during close
https://notcve.org/view.php?id=CVE-2023-1108
10 Mar 2023 — A flaw was found in undertow. This issue makes achieving a denial of service possible due to an unexpected handshake status updated in SslConduit, where the loop never terminates. Se encontró una falla en undertow. Este problema hace posible lograr una denegación de servicio debido a un estado de protocolo de enlace inesperado actualizado en SslConduit, donde el bucle nunca termina Red Hat Single Sign-On is an integrated sign-on solution, available as a Red Hat JBoss Middleware for OpenShift containerized i... • https://access.redhat.com/errata/RHSA-2023:1184 • CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') •

CVE-2022-2053 – undertow: Large AJP request may cause DoS
https://notcve.org/view.php?id=CVE-2022-2053
05 Aug 2022 — When a POST request comes through AJP and the request exceeds the max-post-size limit (maxEntitySize), Undertow's AjpServerRequestConduit implementation closes a connection without sending any response to the client/proxy. This behavior results in that a front-end proxy marking the backend worker (application server) as an error state and not forward requests to the worker for a while. In mod_cluster, this continues until the next STATUS request (10 seconds intervals) from the application server updates the... • https://bugzilla.redhat.com/show_bug.cgi?id=2095862&comment#0 • CWE-400: Uncontrolled Resource Consumption CWE-770: Allocation of Resources Without Limits or Throttling •

CVE-2022-1259 – undertow: potential security issue in flow control over HTTP/2 may lead to DOS(incomplete fix for CVE-2021-3629)
https://notcve.org/view.php?id=CVE-2022-1259
27 Jul 2022 — A flaw was found in Undertow. A potential security issue in flow control handling by the browser over HTTP/2 may cause overhead or a denial of service in the server. This flaw exists because of an incomplete fix for CVE-2021-3629. Se ha encontrado un fallo en Undertow. Un posible problema de seguridad en la administración del control de flujo por parte del navegador sobre HTTP/2 puede causar una sobrecarga o una denegación de servicio en el servidor. • https://access.redhat.com/security/cve/CVE-2022-1259 • CWE-400: Uncontrolled Resource Consumption CWE-770: Allocation of Resources Without Limits or Throttling •

CVE-2022-1319 – undertow: Double AJP response for 400 from EAP 7 results in CPING failures
https://notcve.org/view.php?id=CVE-2022-1319
07 Jun 2022 — A flaw was found in Undertow. For an AJP 400 response, EAP 7 is improperly sending two response packets, and those packets have the reuse flag set even though JBoss EAP closes the connection. A failure occurs when the connection is reused after a 400 by CPING since it reads in the second SEND_HEADERS response packet instead of a CPONG. Se ha encontrado un fallo en Undertow. Para una respuesta AJP 400, EAP 7 envía inapropiadamente el flag de reúso habilitado aunque JBoss EAP cierra la conexión. es producido ... • https://access.redhat.com/security/cve/CVE-2022-1319 • CWE-252: Unchecked Return Value •

CVE-2021-3859 – undertow: client side invocation timeout raised when calling over HTTP2
https://notcve.org/view.php?id=CVE-2021-3859
03 Feb 2022 — A flaw was found in Undertow that tripped the client-side invocation timeout with certain calls made over HTTP2. This flaw allows an attacker to carry out denial of service attacks. Se ha encontrado un fallo en Undertow que dispara el tiempo de espera de la invocación del lado del cliente con determinadas llamadas realizadas a través de HTTP2. Este fallo permite a un atacante realizar ataques de denegación de servicio. Red Hat Single Sign-On is an integrated sign-on solution, available as a Red Hat JBoss Mi... • https://access.redhat.com/security/cve/CVE-2021-3859 • CWE-214: Invocation of Process Using Visible Sensitive Information CWE-668: Exposure of Resource to Wrong Sphere •

CVE-2021-3629 – undertow: potential security issue in flow control over HTTP/2 may lead to DOS
https://notcve.org/view.php?id=CVE-2021-3629
16 Nov 2021 — A flaw was found in Undertow. A potential security issue in flow control handling by the browser over http/2 may potentially cause overhead or a denial of service in the server. The highest threat from this vulnerability is availability. This flaw affects Undertow versions prior to 2.0.40.Final and prior to 2.2.11.Final. Se ha encontrado un fallo en Undertow. • https://bugzilla.redhat.com/show_bug.cgi?id=1977362 • CWE-400: Uncontrolled Resource Consumption •

CVE-2021-3597 – undertow: HTTP2SourceChannel fails to write final frame under some circumstances may lead to DoS
https://notcve.org/view.php?id=CVE-2021-3597
08 Sep 2021 — A flaw was found in undertow. The HTTP2SourceChannel fails to write the final frame under some circumstances, resulting in a denial of service. The highest threat from this vulnerability is availability. This flaw affects Undertow versions prior to 2.0.35.SP1, prior to 2.2.6.SP1, prior to 2.2.7.SP1, prior to 2.0.36.SP1, prior to 2.2.9.Final and prior to 2.0.39.Final. Se ha encontrado un fallo en Undertow. • https://bugzilla.redhat.com/show_bug.cgi?id=1970930 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') •

CVE-2021-3690 – undertow: buffer leak on incoming websocket PONG message may lead to DoS
https://notcve.org/view.php?id=CVE-2021-3690
19 Aug 2021 — A flaw was found in Undertow. A buffer leak on the incoming WebSocket PONG message may lead to memory exhaustion. This flaw allows an attacker to cause a denial of service. The highest threat from this vulnerability is availability. Se ha encontrado un fallo en Undertow. • https://access.redhat.com/security/cve/CVE-2021-3690 • CWE-400: Uncontrolled Resource Consumption CWE-401: Missing Release of Memory after Effective Lifetime •

CVE-2021-20220 – undertow: Possible regression in fix for CVE-2020-10687
https://notcve.org/view.php?id=CVE-2021-20220
23 Feb 2021 — 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 • CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') •