CVE-2019-17567

Apache HTTP Server versions 2.4.6 to 2.4.46 mod_proxy_wstunnel configured on an URL that is not necessarily Upgraded by the origin server was tunneling the whole connection regardless, thus allowing for subsequent requests on the same connection to pass through with no HTTP validation, authentication or authorization possibly configured.

• CWE-444

• http://httpd.apache.org/security/vulnerabilities_24.htmlRelease Notes, Vendor Advisory
• http://www.openwall.com/lists/oss-security/2021/06/10/2Mailing List, Mitigation, Third Party Advisory
• https://lists.apache.org/thread.html/r7f2b70b621651548f4b6f027552f1dd91705d7111bb5d15cda0a68dd%40%3Cdev.httpd.apache.org%3E
• https://lists.apache.org/thread.html/r90f693a5c9fb75550ef1412436d5e682a5f845beb427fa6f23419a3c%40%3Cannounce.httpd.apache.org%3E
• https://lists.apache.org/thread.html/re026d3da9d7824bd93b9f871c0fdda978d960c7e62d8c43cba8d0bf3%40%3Ccvs.httpd.apache.org%3EMailing List, Vendor Advisory
• https://lists.debian.org/debian-lts-announce/2024/05/msg00013.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/
• https://security.gentoo.org/glsa/202107-38Third Party Advisory
• https://security.netapp.com/advisory/ntap-20210702-0001/Third Party Advisory
• https://www.oracle.com/security-alerts/cpuoct2021.htmlThird Party Advisory
• http://httpd.apache.org/security/vulnerabilities_24.htmlRelease Notes, Vendor Advisory
• http://www.openwall.com/lists/oss-security/2021/06/10/2Mailing List, Mitigation, Third Party Advisory
• https://lists.apache.org/thread.html/r7f2b70b621651548f4b6f027552f1dd91705d7111bb5d15cda0a68dd%40%3Cdev.httpd.apache.org%3E
• https://lists.apache.org/thread.html/r90f693a5c9fb75550ef1412436d5e682a5f845beb427fa6f23419a3c%40%3Cannounce.httpd.apache.org%3E
• https://lists.apache.org/thread.html/re026d3da9d7824bd93b9f871c0fdda978d960c7e62d8c43cba8d0bf3%40%3Ccvs.httpd.apache.org%3EMailing List, Vendor Advisory
• https://lists.debian.org/debian-lts-announce/2024/05/msg00013.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/
• https://security.gentoo.org/glsa/202107-38Third Party Advisory
• https://security.netapp.com/advisory/ntap-20210702-0001/Third Party Advisory
• https://www.oracle.com/security-alerts/cpuoct2021.htmlThird Party Advisory

Published

Jun 10, 2021

Last Modified

Jun 17, 2026

Status

Modified

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