Fixed in Apache Tomcat JK Connector 1.2.50

Moderate: Information disclosure / Denial of service CVE-2024-46544 Incorrect default permissions for the memory mapped file configured by the JkShmFile directive on Unix like systems allows local users to view and/or modify the contents of the shared memory containing modjk configuration and...

Fixed in Apache Tomcat 9.0.90

Important: Denial of Service CVE-2024-34750 When processing an HTTP/2 stream, Tomcat did not handle some cases of excessive HTTP headers correctly. This led to a miscounting of active HTTP/2 streams which in turn led to the use of an incorrect infinite timeout which allowed connections to remain...

Fixed in Apache Tomcat 10.1.25

Important: Denial of Service CVE-2024-34750 When processing an HTTP/2 stream, Tomcat did not handle some cases of excessive HTTP headers correctly. This led to a miscounting of active HTTP/2 streams which in turn led to the use of an incorrect infinite timeout which allowed connections to remain...

Fixed in Apache Tomcat 11.0.0-M21

Important: Denial of Service CVE-2024-34750 When processing an HTTP/2 stream, Tomcat did not handle some cases of excessive HTTP headers correctly. This led to a miscounting of active HTTP/2 streams which in turn led to the use of an incorrect infinite timeout which allowed connections to remain...

Fixed in Apache Tomcat 8.5.99

Important: Denial of Service CVE-2024-23672 It was possible for a WebSocket client to keep a WebSocket connection open leading to increased resource consumption. This was fixed with commit 3631adb1. This issue was identified by the Tomcat Security Team on 17 January 2024. The issue was made publi...

Fixed in Apache Tomcat 10.1.19

Important: Denial of Service CVE-2024-23672 It was possible for a WebSocket client to keep a WebSocket connection open leading to increased resource consumption. This was fixed with commit 0052b374. This issue was identified by the Tomcat Security Team on 17 January 2024. The issue was made publi...

Fixed in Apache Tomcat 11.0.0-M17

Important: Denial of Service CVE-2024-23672 It was possible for a WebSocket client to keep a WebSocket connection open leading to increased resource consumption. This was fixed with commit b0e3b1bd. This issue was identified by the Tomcat Security Team on 17 January 2024. The issue was made publi...

Fixed in Apache Tomcat 9.0.86

Important: Denial of Service CVE-2024-23672 It was possible for a WebSocket client to keep a WebSocket connection open leading to increased resource consumption. This was fixed with commit 52d6650e. This issue was identified by the Tomcat Security Team on 17 January 2024. The issue was made publi...

Fixed in Apache Tomcat 9.0.83

Important: Request smuggling CVE-2023-46589 Tomcat did not correctly parse HTTP trailer headers. A specially crafted trailer header that exceeded the header size limit could cause Tomcat to treat a single request as multiple requests leading to the possibility of request smuggling when behind a...

Fixed in Apache Tomcat 10.1.16

Important: Request smuggling CVE-2023-46589 Tomcat did not correctly parse HTTP trailer headers. A specially crafted trailer header that exceeded the header size limit could cause Tomcat to treat a single request as multiple requests leading to the possibility of request smuggling when behind a...

Fixed in Apache Tomcat 8.5.96

Important: Request smuggling CVE-2023-46589 Tomcat did not correctly parse HTTP trailer headers. A specially crafted trailer header that exceeded the header size limit could cause Tomcat to treat a single request as multiple requests leading to the possibility of request smuggling when behind a...

Fixed in Apache Tomcat 8.5.94

Important: Request smuggling CVE-2023-45648 Tomcat did not correctly parse HTTP trailer headers. A specially crafted, invalid trailer header could cause Tomcat to treat a single request as multiple requests leading to the possibility of request smuggling when behind a reverse proxy. This was fixe...

Fixed in Apache Tomcat 9.0.81

Important: Request smuggling CVE-2023-45648 Tomcat did not correctly parse HTTP trailer headers. A specially crafted, invalid trailer header could cause Tomcat to treat a single request as multiple requests leading to the possibility of request smuggling when behind a reverse proxy. This was fixe...

Fixed in Apache Tomcat 11.0.0-M12

Important: Request smuggling CVE-2023-45648 Tomcat did not correctly parse HTTP trailer headers. A specially crafted, invalid trailer header could cause Tomcat to treat a single request as multiple requests leading to the possibility of request smuggling when behind a reverse proxy. This was fixe...

Fixed in Apache Tomcat 10.1.14

Important: Request smuggling CVE-2023-45648 Tomcat did not correctly parse HTTP trailer headers. A specially crafted, invalid trailer header could cause Tomcat to treat a single request as multiple requests leading to the possibility of request smuggling when behind a reverse proxy. This was fixe...

Fixed in Apache Tomcat JK Connector 1.2.49

Important: Information disclosure CVE-2023-41081 In some circumstances, such as when a configuration included JkOptions +ForwardDirectories but the configuration did not provide explicit mounts for all possible proxied requests, modjk would use an implicit mapping and map the request to the first...

Fixed in Apache Tomcat 9.0.80

Moderate: Open redirect CVE-2023-41080 If the ROOT default web application is configured to use FORM authentication then it is possible that a specially crafted URL could be used to trigger a redirect to an URL of the attackers choice. This was fixed with commit 77c0ce2d. This issue was reported ...

Fixed in Apache Tomcat 11.0.0-M11

Moderate: Open redirect CVE-2023-41080 If the ROOT default web application is configured to use FORM authentication then it is possible that a specially crafted URL could be used to trigger a redirect to an URL of the attackers choice. This was fixed with commit e3703c9a. This issue was reported ...

Fixed in Apache Tomcat 8.5.93

Moderate: Open redirect CVE-2023-41080 If the ROOT default web application is configured to use FORM authentication then it is possible that a specially crafted URL could be used to trigger a redirect to an URL of the attackers choice. This was fixed with commit 4998ad74. This issue was reported ...

Fixed in Apache Tomcat 10.1.13

Moderate: Open redirect CVE-2023-41080 If the ROOT default web application is configured to use FORM authentication then it is possible that a specially crafted URL could be used to trigger a redirect to an URL of the attackers choice. This was fixed with commit bb4624a9. This issue was reported ...

Fixed in Apache Tomcat 8.5.89

Important: Information disclosure CVE-2023-34981 The fix for bug 66512 introduced a regression that was fixed as bug 66591. The regression meant that, if a response did not have any HTTP headers set, no AJP SENDHEADERS message would be sent which in turn meant that at least one AJP based proxy...

Fixed in Apache Tomcat 10.1.9

Important: Information disclosure CVE-2023-34981 The fix for bug 66512 introduced a regression that was fixed as bug 66591. The regression meant that, if a response did not have any HTTP headers set, no AJP SENDHEADERS message would be sent which in turn meant that at least one AJP based proxy...

Fixed in Apache Tomcat 9.0.75

Important: Information disclosure CVE-2023-34981 The fix for bug 66512 introduced a regression that was fixed as bug 66591. The regression meant that, if a response did not have any HTTP headers set, no AJP SENDHEADERS message would be sent which in turn meant that at least one AJP based proxy...

Fixed in Apache Tomcat 11.0.0-M6

Important: Information disclosure CVE-2023-34981 The fix for bug 66512 introduced a regression that was fixed as bug 66591. The regression meant that, if a response did not have any HTTP headers set, no AJP SENDHEADERS message would be sent which in turn meant that at least one AJP based proxy...

Fixed in Apache Tomcat 10.1.8

Moderate: Apache Tomcat denial of service CVE-2023-28709 The fix for CVE-2023-24998 was incomplete. If non-default HTTP connector settings were used such that the maxParameterCount could be reached using query string parameters and a request was submitted that supplied exactly maxParameterCount...

Fixed in Apache Tomcat 8.5.88

Moderate: Apache Tomcat denial of service CVE-2023-28709 The fix for CVE-2023-24998 was incomplete. If non-default HTTP connector settings were used such that the maxParameterCount could be reached using query string parameters and a request was submitted that supplied exactly maxParameterCount...

Fixed in Apache Tomcat 11.0.0-M5

Moderate: Apache Tomcat denial of service CVE-2023-28709 The fix for CVE-2023-24998 was incomplete. If non-default HTTP connector settings were used such that the maxParameterCount could be reached using query string parameters and a request was submitted that supplied exactly maxParameterCount...

Fixed in Apache Tomcat 9.0.74

Moderate: Apache Tomcat denial of service CVE-2023-28709 The fix for CVE-2023-24998 was incomplete. If non-default HTTP connector settings were used such that the maxParameterCount could be reached using query string parameters and a request was submitted that supplied exactly maxParameterCount...

Fixed in Apache Tomcat 10.1.6

Important: Apache Tomcat information disclosure CVE-2023-28708 When using the RemoteIpFilter with requests received from a reverse proxy via HTTP that include the X-Forwarded-Proto header set to https, session cookies created by Tomcat did not include the secure attribute. This could result in th...

Fixed in Apache Tomcat 8.5.86

Important: Apache Tomcat information disclosure CVE-2023-28708 When using the RemoteIpFilter with requests received from a reverse proxy via HTTP that include the X-Forwarded-Proto header set to https, session cookies created by Tomcat did not include the secure attribute. This could result in th...

Fixed in Apache Tomcat 11.0.0-M3

Important: Apache Tomcat information disclosure CVE-2023-28708 When using the RemoteIpFilter with requests received from a reverse proxy via HTTP that include the X-Forwarded-Proto header set to https, session cookies created by Tomcat did not include the secure attribute. This could result in th...

Fixed in Apache Tomcat 9.0.72

Important: Apache Tomcat information disclosure CVE-2023-28708 When using the RemoteIpFilter with requests received from a reverse proxy via HTTP that include the X-Forwarded-Proto header set to https, session cookies created by Tomcat did not include the secure attribute. This could result in th...

Fixed in Apache Tomcat 8.5.85

Important: Apache Tomcat denial of service CVE-2023-24998 Apache Tomcat uses a packaged renamed copy of Apache Commons FileUpload to provide the file upload functionality defined in the Jakarta Servlet specification. Apache Tomcat was, therefore, also vulnerable to the Apache Commons FileUpload...

Fixed in Apache Tomcat 10.1.5

Important: Apache Tomcat denial of service CVE-2023-24998 Apache Tomcat uses a packaged renamed copy of Apache Commons FileUpload to provide the file upload functionality defined in the Jakarta Servlet specification. Apache Tomcat was, therefore, also vulnerable to the Apache Commons FileUpload...

Fixed in Apache Tomcat 9.0.71

Important: Apache Tomcat denial of service CVE-2023-24998 Apache Tomcat uses a packaged renamed copy of Apache Commons FileUpload to provide the file upload functionality defined in the Jakarta Servlet specification. Apache Tomcat was, therefore, also vulnerable to the Apache Commons FileUpload...

Fixed in Apache Tomcat 8.5.84

Low: Apache Tomcat JsonErrorReportValve injection CVE-2022-45143 The JsonErrorReportValve did not escape the type, message or description values. In some circumstances these are constructed from user provided data and it was therefore possible for users to supply values that invalidated or...

Fixed in Apache Tomcat 9.0.69

Low: Apache Tomcat JsonErrorReportValve injection CVE-2022-45143 The JsonErrorReportValve did not escape the type, message or description values. In some circumstances these are constructed from user provided data and it was therefore possible for users to supply values that invalidated or...

Fixed in Apache Tomcat 10.1.2

Low: Apache Tomcat JsonErrorReportValve injection CVE-2022-45143 The JsonErrorReportValve did not escape the type, message or description values. In some circumstances these are constructed from user provided data and it was therefore possible for users to supply values that invalidated or...

Fixed in Apache Tomcat 8.5.83

Low: Apache Tomcat request smuggling CVE-2022-42252 If Tomcat was configured to ignore invalid HTTP headers via setting rejectIllegalHeader to false the default, Tomcat did not reject a request containing an invalid Content-Length header making a request smuggling attack possible if Tomcat was...

Fixed in Apache Tomcat 10.1.1

Low: Apache Tomcat request smuggling CVE-2022-42252 If Tomcat was configured to ignore invalid HTTP headers via setting rejectIllegalHeader to false not the default, Tomcat did not reject a request containing an invalid Content-Length header making a request smuggling attack possible if Tomcat wa...

Fixed in Apache Tomcat 10.0.27

Low: Apache Tomcat request smuggling CVE-2022-42252 If Tomcat was configured to ignore invalid HTTP headers via setting rejectIllegalHeader to false not the default, Tomcat did not reject a request containing an invalid Content-Length header making a request smuggling attack possible if Tomcat wa...

Fixed in Apache Tomcat 9.0.68

Low: Apache Tomcat request smuggling CVE-2022-42252 If Tomcat was configured to ignore invalid HTTP headers via setting rejectIllegalHeader to false not the default, Tomcat did not reject a request containing an invalid Content-Length header making a request smuggling attack possible if Tomcat wa...

Fixed in Apache Tomcat 8.5.82

Low: Apache Tomcat XSS in examples web application CVE-2022-34305 The Form authentication example in the examples web application displayed user provided data without filtering, exposing a XSS vulnerability. This was fixed with commit 5f6c88b0. This issue was reported to the Apache Tomcat Securit...

Fixed in Apache Tomcat 10.0.23

Low: Apache Tomcat XSS in examples web application CVE-2022-34305 The Form authentication example in the examples web application displayed user provided data without filtering, exposing a XSS vulnerability. This was fixed with commit 1a7e95d9. This issue was reported to the Apache Tomcat Securit...

Fixed in Apache Tomcat 10.1.0-M17

Low: Apache Tomcat XSS in examples web application CVE-2022-34305 The Form authentication example in the examples web application displayed user provided data without filtering, exposing a XSS vulnerability. This was fixed with commit d6251d1c. This issue was reported to the Apache Tomcat Securit...

Fixed in Apache Tomcat 9.0.65

Low: Apache Tomcat XSS in examples web application CVE-2022-34305 The Form authentication example in the examples web application displayed user provided data without filtering, exposing a XSS vulnerability. This was fixed with commit 8b60af90. This issue was reported to the Apache Tomcat Securit...

Fixed in Apache Tomcat 8.5.79

Low: Apache Tomcat EncryptInterceptor DoS CVE-2022-29885 The documentation for the EncryptInterceptor incorrectly stated it enabled Tomcat clustering to run over an untrusted network. This was not correct. While the EncryptInterceptor does provide confidentiality and integrity protection, it does...

Fixed in Apache Tomcat 10.1.0-M15

Low: Apache Tomcat EncryptInterceptor DoS CVE-2022-29885 The documentation for the EncryptInterceptor incorrectly stated it enabled Tomcat clustering to run over an untrusted network. This was not correct. While the EncryptInterceptor does provide confidentiality and integrity protection, it does...

Fixed in Apache Tomcat 9.0.63

Low: Apache Tomcat EncryptInterceptor DoS CVE-2022-29885 The documentation for the EncryptInterceptor incorrectly stated it enabled Tomcat clustering to run over an untrusted network. This was not correct. While the EncryptInterceptor does provide confidentiality and integrity protection, it does...

Fixed in Apache Tomcat 10.0.21

Low: Apache Tomcat EncryptInterceptor DoS CVE-2022-29885 The documentation for the EncryptInterceptor incorrectly stated it enabled Tomcat clustering to run over an untrusted network. This was not correct. While the EncryptInterceptor does provide confidentiality and integrity protection, it does...