CVE-2022-42252

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Security Fix(es):

If Apache Tomcat 8.5.0 to 8.5.82, 9.0.0-M1 to 9.0.67, 10.0.0-M1 to 10.0.26 or 10.1.0-M1 to 10.1.0 was configured to ignore invalid HTTP headers via setting rejectIllegalHeader to false (the default for 8.5.x only), Tomcat did not reject a request containing an invalid Content-Length header making a request smuggling attack possible if Tomcat was located behind a reverse proxy that also failed to reject the request with the invalid header.(CVE-2022-42252)

If Apache Tomcat 8.5.0 to 8.5.82, 9.0.0-M1 to 9.0.67, 10.0.0-M1 to 10.0.26 or 10.1.0-M1 to 10.1.0 was configured to ignore invalid HTTP headers via setting rejectIllegalHeader to false (the default for 8.5.x only), Tomcat did not reject a request containing an invalid Content-Length header making a request smuggling attack possible if Tomcat was located behind a reverse proxy that also failed to reject the request with the invalid header.

If Apache Tomcat 8.5.0 to 8.5.82, 9.0.0 to 9.0.67, 10.0.0 to 10.0.26 or 10.1.0 to 10.1.0 was configured to ignore invalid HTTP headers via setting rejectIllegalHeader to false (the default for 8.5.x only), Tomcat did not reject a request containing an invalid Content-Length header making a request smuggling attack possible if Tomcat was located behind a reverse proxy that also failed to reject the request with the invalid header.

• SECURITY UPDATE: Apache Tomcat request smuggling
  • debian/patches/CVE-2022-42252.patch: Requests with invalid content-length should always be rejected.
  • CVE-2022-42252
• SECURITY UPDATE: AJP Request Injection and potential Remote Code Execution
  • debian/patches/CVE-2020-1938.patch: Add new AJP attribute allowedRequestAttributesPattern. Rename requiredSecret to secret and add secretRequired. Change the default bind address for AJP to the loopback address.
  • CVE-2020-1938

• SECURITY UPDATE: Apache Tomcat request smuggling
  • debian/patches/CVE-2022-42252.patch: Requests with invalid content-length should always be rejected.
  • CVE-2022-42252
• SECURITY UPDATE: AJP Request Injection and potential Remote Code Execution
  • debian/patches/CVE-2020-1938.patch: Add new AJP attribute allowedRequestAttributesPattern. Rename requiredSecret to secret and add secretRequired. Change the default bind address for AJP to the loopback address.
  • CVE-2020-1938

• SECURITY UPDATE: Misc vulnerability fixes
  • CVE-2019-12418, CVE-2019-17563, CVE-2020-1935, CVE-2020-11996, CVE-2020-13934, CVE-2020-13935, CVE-2020-13943, CVE-2020-17527, CVE-2021-24122, CVE-2021-30639, CVE-2021-30640, CVE-2021-33037, CVE-2021-42340, CVE-2021-43980, CVE-2022-25762, CVE-2022-34305, CVE-2022-45143, CVE-2023-24998, CVE-2023-28709, CVE-2023-34981, CVE-2023-42794, CVE-2024-21733
• Update to 8.5.100
  • debian/rules, debian/libtomcat8-java.poms, debian/maven.rules, debian/tomcat8-common.links, debian/patches/0018-fix-manager-webapp.patch, debian/patches/0019-add-distribution-to-error-page.patch, debian/patches/0021-dont-test-unsupported-ciphers.patch, debian/patches/0101-skipping-tests-incompatible-with-firewall.patch: updated
  • debian/patches/0002-do-not-load-AJP13-connector-by-default.patch, debian/patches/0026-easymock4-compatibility.patch: removed as they were applied in upstream
  • CVE-2019-0221.patch, CVE-2019-10072-1.patch, CVE-2019-10072-2.patch, CVE-2022-42252.patch, CVE-2020-1938.patch, CVE-2021-25122.patch, CVE-2021-41079.patch, CVE-2022-29885.patch, CVE-2020-9484.patch, CVE-2021-25329-pre1.patch, CVE-2021-25329.patch, CVE-2022-23181.patch, CVE-2023-44487.patch, CVE-2023-46589-pre1.patch, CVE-2023-46589-pre2.patch, CVE-2023-46589-pre3.patch, CVE-2023-46589-pre4.patch, CVE-2023-46589.patch: removed because these CVEs were fixed in upstream
• Internal tests
  • debian/test_certs/*: updated from upstream branch 9.0.x, as the 8.0.x certs were expired

TuxCare rebuilt 5 packages to address 18 CVEs. Fixed in 9.0.50-tuxcare.2.

TuxCare rebuilt 5 packages to address 23 CVEs. Fixed in 9.0.46-tuxcare.1.

TuxCare rebuilt 7 packages to address 13 CVEs. Fixed in 8.5.78-tuxcare.1.

TuxCare rebuilt 5 packages to address 26 CVEs. Fixed in 9.0.39-tuxcare.2.

TuxCare rebuilt 2 packages to address 1 CVE. Fixed in 9.0.13-tuxcare.3.

If Apache Tomcat 8.5.0 to 8.5.82, 9.0.0-M1 to 9.0.67, 10.0.0-M1 to 10.0.26 or 10.1.0-M1 to 10.1.0 was configured to ignore invalid HTTP headers via setting rejectIllegalHeader to false (the default for 8.5.x only), Tomcat did not reject a request containing an invalid Content-Length header making a request smuggling attack possible if Tomcat was located behind a reverse proxy that also failed to reject the request with the invalid header.

Information disclosure due to concurrency bug (CVE-2021-43980) Fix for CVE-2020-9484 introduced a time of check, time of use vulnerability (CVE-2022-23181) Correct documentation to warn of use over untrusted networks. (CVE-2022-29885) Correct documentation showing use of XSS vulnerability. (CVE-2022-34305) Fix to reject invalid Content-Length header (CVE-2022-42252) Fix escaping of the type, message or description values. (CVE-2022-45143) Fix FileUpload limiting of the number of request parts to be processed to prevent the possibility of an attacker triggering a DoS (CVE-2023-24998) Fix setting of session cookie secure attribute when using RemoteIpFilter with X-Forwarded-Proto header set to https (CVE-2023-28708) Obsolete tomcat-jsvc

These are all security issues fixed in the tomcat-9.0.43-11.1 package on the GA media of openSUSE Tumbleweed.

These are all security issues fixed in the tomcat10-10.1.14-1.1 package on the GA media of openSUSE Tumbleweed.

Root has patched CVE-2022-42252 in the io.root.org.apache.tomcat.embed:tomcat-embed-core package for Root:Maven. Multiple fixed versions available.

This update for tomcat fixes the following issues:

• CVE-2022-42252: Fixed a request smuggling (bsc#1204918).

This update for tomcat fixes the following issues:

• CVE-2021-43980: Improve the recycling of Processor objects to make it more robust. (bsc#1203868)
• CVE-2022-42252: Fixed a request smuggling (bsc#1204918).

This update for tomcat fixes the following issues:

• CVE-2021-43980: Fixed information disclosure due to concurrency issues in Http11Processor (bsc#1203868).
• CVE-2022-42252: Fixed a request smuggling (bsc#1204918).

This update for tomcat fixes the following issues:

• CVE-2022-42252: Fixed a request smuggling (bsc#1204918).

This update for tomcat fixes the following issues:

Update to Tomcat 9.0.115:

• CVE-2025-48989: HTTP/2 protocol (including DNS over HTTPS) is vulnerable to 'MadeYouReset' DoS attack (bsc#1243895).
• CVE-2025-52434: race condition on connection close when using the APR/Native connector could lead to a JVM crash (bsc#1246389).
• CVE-2025-53506: uncontrolled resource HTTP/2 client consumption vulnerability (bsc#1246318).
• CVE-2025-66614: client certificate verification bypass due to virtual host mapping (bsc#1258371).
• CVE-2026-24733: improper input validation on HTTP/0.9 requests (bsc#1258385).
• CVE-2023-44487: Rapid reset attack (bsc#1216182).

Sam Shahsavar discovered that Apache Tomcat did not properly reject HTTP requests with an invalid Content-Length header. A remote attacker could possibly use this issue to perform HTTP request smuggling attacks.