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CVE-2021-3690

undertow: buffer leak on incoming websocket PONG message may lead to DoS

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.

CVSS 3.1 · 7.5 High EPSS 1.9% KEV · Not listed
Vendors
Redhat
Products
Camel Quarkus Enterprise Linux Fuse and 11 more
CVE-2021-3629

undertow: potential security issue in flow control over HTTP/2 may lead to DOS

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.

CVSS 3.1 · 5.9 Medium EPSS 1.3% KEV · Not listed
Vendors
Netapp Redhat
Products
Active Iq Unified Manager Oncommand Insight Oncommand Workflow Automation and 11 more
CVE-2021-3597

undertow: HTTP2SourceChannel fails to write final frame under some circumstances may lead to DoS

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.

CVSS 3.1 · 5.9 Medium EPSS 1.2% KEV · Not listed
Vendors
Netapp Redhat
Products
Active Iq Unified Manager Oncommand Insight Oncommand Workflow Automation and 9 more
CVE-2021-20220

undertow: Possible regression in fix for CVE-2020-10687

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.

CVSS 3.1 · 4.8 Medium EPSS 1.2% KEV · Not listed
Vendors
Netapp Redhat
Products
Active Iq Unified Manager Oncommand Workflow Automation Jboss Enterprise Application Platform and 3 more
CVE-2020-27782

undertow: special character in query results in server errors

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.

CVSS 3.1 · 7.5 High EPSS 1.4% KEV · Not listed
Vendors
Redhat
Products
Camel Quarkus Integration Jboss Enterprise Application Platform and 5 more
CVE-2020-1757

undertow: servletPath is normalized incorrectly leading to dangerous application mapping which could result in security bypass

A flaw was found in all undertow-2.x.x SP1 versions prior to undertow-2.0.30.SP1, all undertow-1.x.x and undertow-2.x.x versions prior to undertow-2.1.0.Final, where the Servlet container causes servletPath to normalize incorrectly by truncating the path after semicolon which may lead to an application mapping resulting in the security bypass.

CVSS 3.1 · 8.1 High EPSS 1.6% KEV · Not listed
Vendors
Redhat
Products
Jboss Data Grid Jboss Enterprise Application Platform Jboss Enterprise Application Platform Eus and 5 more
CVE-2020-1745

undertow: AJP File Read/Inclusion Vulnerability

A file inclusion vulnerability was found in the AJP connector enabled with a default AJP configuration port of 8009 in Undertow version 2.0.29.Final and before and was fixed in 2.0.30.Final. A remote, unauthenticated attacker could exploit this vulnerability to read web application files from a vulnerable server. In instances where the vulnerable server allows file uploads, an attacker could upload malicious JavaServer Pages (JSP) code within a variety of file types and trigger this vulnerability to gain remote code execution.

CVSS 3.1 · 8.6 High EPSS 5.0% KEV · Not listed
Vendors
Redhat
Products
Jboss Data Grid Jboss Enterprise Application Platform Jboss Enterprise Application Platform Cd and 5 more
CVE-2020-10705

undertow: Memory exhaustion issue in HttpReadListener via "Expect: 100-continue" header

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.

CVSS 3.1 · 7.5 High EPSS 1.5% KEV · Not listed
Vendors
Netapp Redhat
Products
Oncommand Insight Enterprise Linux Jboss Enterprise Application Platform and 3 more
CVE-2020-10687

Undertow: Incomplete fix for CVE-2017-2666 due to permitting invalid characters in HTTP requests

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.

CVSS 3.1 · 4.8 Medium EPSS 1.2% KEV · Not listed
Vendors
Redhat
Products
Enterprise Linux Jboss Enterprise Application Platform Jboss Fuse and 3 more
CVE-2019-3888

undertow: leak credentials to log files UndertowLogger.REQUEST_LOGGER.undertowRequestFailed

A vulnerability was found in Undertow web server before 2.0.21. An information exposure of plain text credentials through log files because Connectors.executeRootHandler:402 logs the HttpServerExchange object at ERROR level using UndertowLogger.REQUEST_LOGGER.undertowRequestFailed(t, exchange)

CVSS 3.1 · 9.8 Critical EPSS 3.0% KEV · Not listed
Vendors
Netapp Redhat
Products
Active Iq Unified Manager Enterprise Linux Jboss Data Grid and 7 more
CVE-2019-19343

Undertow: Memory Leak in Undertow HttpOpenListener due to holding remoting connections indefinitely

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.

CVSS 3.1 · 7.5 High EPSS 1.6% KEV · Not listed
Vendors
Netapp Redhat
Products
Active Iq Unified Manager Jboss-remoting Jboss Enterprise Application Platform and 3 more
CVE-2019-14888

undertow: possible Denial Of Service (DOS) in Undertow HTTP server listening on HTTPS

A vulnerability was found in the Undertow HTTP server in versions before 2.0.28.SP1 when listening on HTTPS. An attacker can target the HTTPS port to carry out a Denial Of Service (DOS) to make the service unavailable on SSL.

CVSS 3.1 · 7.5 High EPSS 2.2% KEV · Not listed
Vendors
Netapp Redhat
Products
Active Iq Unified Manager Jboss Data Grid Jboss Enterprise Application Platform and 7 more
CVE-2019-10212

undertow: DEBUG log for io.undertow.request.security if enabled leaks credentials to log files

A flaw was found in, all under 2.0.20, in the Undertow DEBUG log for io.undertow.request.security. If enabled, an attacker could abuse this flaw to obtain the user's credentials from the log files.

CVSS 3.1 · 9.8 Critical EPSS 1.9% KEV · Not listed
Vendors
Netapp Redhat
Products
Active Iq Unified Manager Enterprise Linux Jboss Data Grid and 6 more
CVE-2019-10184

undertow: Information leak in requests for directories without trailing slashes

undertow before version 2.0.23.Final is vulnerable to an information leak issue. Web apps may have their directory structures predicted through requests without trailing slashes via the api.

CVSS 3.1 · 7.5 High EPSS 3.5% KEV · Not listed
Vendors
Netapp Redhat
Products
Active Iq Unified Manager Enterprise Linux Jboss Data Grid and 7 more
CVE-2018-1114

undertow: File descriptor leak caused by JarURLConnection.getLastModified() allows attacker to cause a denial of service

It was found that URLResource.getLastModified() in Undertow closes the file descriptors only when they are finalized which can cause file descriptors to exhaust. This leads to a file handler leak.

CVSS 3.0 · 6.5 Medium EPSS 2.3% KEV · Not listed
Vendors
Redhat
Products
Enterprise Linux Jboss Enterprise Application Platform Jboss Fuse and 4 more
CVE-2018-1067

undertow: HTTP header injection using CRLF with UTF-8 Encoding (incomplete fix of CVE-2016-4993)

In Undertow before versions 7.1.2.CR1, 7.1.2.GA it was found that the fix for CVE-2016-4993 was incomplete and Undertow web server is vulnerable to the injection of arbitrary HTTP headers, and also response splitting, due to insufficient sanitization and validation of user input before the input is used as part of an HTTP header value.

CVSS 3.1 · 6.1 Medium EPSS 1.8% KEV · Not listed
Vendors
Redhat
Products
Enterprise Linux Jboss Enterprise Application Platform Jboss Enterprise Application Platform Cd and 3 more
CVE-2018-14642

undertow: Infoleak in some circumstances where Undertow can serve data from a random buffer

An information leak vulnerability was found in Undertow. If all headers are not written out in the first write() call then the code that handles flushing the buffer will always write out the full contents of the writevBuffer buffer, which may contain data from previous requests.

CVSS 3.1 · 5.3 Medium EPSS 2.1% KEV · Not listed
Vendors
Redhat
Products
Enterprise Linux Jboss Enterprise Application Platform Jboss Single Sign On and 1 more
CVE-2017-7559

undertow: HTTP Request smuggling vulnerability (incomplete fix of CVE-2017-2666)

In Undertow 2.x before 2.0.0.Alpha2, 1.4.x before 1.4.17.Final, and 1.3.x before 1.3.31.Final, it was found that the fix for CVE-2017-2666 was incomplete and invalid characters are still allowed in the query string and path parameters. This could be exploited, in conjunction with a proxy that also permitted the invalid characters but with a different interpretation, to inject data into the HTTP response. By manipulating the HTTP response the attacker could poison a web-cache, perform an XSS attack, or obtain sensitive information from requests other than their own.

CVSS 3.0 · 6.1 Medium EPSS 1.9% KEV · Not listed
Vendors
Redhat
Products
Jboss Amq Jboss Enterprise Application Platform Jboss Fuse and 1 more
CVE-2017-2670

undertow: IO thread DoS via unclean Websocket closing

It was found in Undertow before 1.3.28 that with non-clean TCP close, the Websocket server gets into infinite loop on every IO thread, effectively causing DoS.

CVSS 3.0 · 7.5 High EPSS 3.6% KEV · Not listed
Vendors
Debian Redhat
Products
Debian Linux Enterprise Linux Jboss Data Grid and 3 more