{"id":"CVE-2019-10097","details":"In Apache HTTP Server 2.4.32-2.4.39, when mod_remoteip was configured to use a trusted intermediary proxy server using the \"PROXY\" protocol, a specially crafted PROXY header could trigger a stack buffer overflow or NULL pointer deference. This vulnerability could only be triggered by a trusted proxy and not by untrusted HTTP clients.","modified":"2026-03-20T11:27:02.410772Z","published":"2019-09-26T16:15:10.673Z","related":["ALSA-2020:4751","MGASA-2019-0407","SUSE-SU-2019:2237-1","openSUSE-SU-2019:2051-1","openSUSE-SU-2024:10623-1"],"references":[{"type":"WEB","url":"https://lists.apache.org/thread.html/r76142b8c5119df2178be7c2dba88fde552eedeec37ea993dfce68d1d%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rd18c3c43602e66f9cdcf09f1de233804975b9572b0456cc582390b6f%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rd2fb621142e7fa187cfe12d7137bf66e7234abcbbcd800074c84a538%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rd336919f655b7ff309385e34a143e41c503e133da80414485b3abcc9%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r3c5c3104813c1c5508b55564b66546933079250a46ce50eee90b2e36%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/re3d27b6250aa8548b8845d314bb8a350b3df326cacbbfdfe4d455234%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r03ee478b3dda3e381fd6189366fa7af97c980d2f602846eef935277d%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r06f0d87ebb6d59ed8379633f36f72f5b1f79cadfda72ede0830b42cf%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rc998b18880df98bafaade071346690c2bc1444adaa1a1ea464b93f0a%40%3Ccvs.httpd.apache.org%3E"},{"type":"ADVISORY","url":"https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:4126"},{"type":"ADVISORY","url":"https://www.oracle.com/security-alerts/cpujul2020.html"},{"type":"ADVISORY","url":"https://www.oracle.com/security-alerts/cpuoct2020.html"},{"type":"ADVISORY","url":"https://httpd.apache.org/security/vulnerabilities_24.html"},{"type":"ADVISORY","url":"https://www.oracle.com/security-alerts/cpuapr2020.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/httpd","events":[{"introduced":"0"},{"last_affected":"4a283f70d99e6535b0be857261d297946a7c58bc"},{"introduced":"0"},{"last_affected":"e0b198f98b01973f75cb734b3864c429945dbdb0"},{"introduced":"0"},{"last_affected":"69374fc08f3cda06a7acfc1cb6fe4fc0ce277f63"},{"introduced":"0"},{"last_affected":"6431bbb0da47dd984110dc32728a84e5cc990313"},{"introduced":"0"},{"last_affected":"3090a40b568b675c6b09a4f008b421a747e2731c"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"2.4.33"},{"introduced":"0"},{"last_affected":"2.4.34"},{"introduced":"0"},{"last_affected":"2.4.35"},{"introduced":"0"},{"last_affected":"2.4.37"},{"introduced":"0"},{"last_affected":"2.4.38"}]}}],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"8.0.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2.1"}]},{"events":[{"introduced":"0"},{"last_affected":"12.3.3"}]},{"events":[{"introduced":"0"},{"last_affected":"12.4.0"}]},{"events":[{"introduced":"0"},{"last_affected":"12.2.1.4.0"}]},{"events":[{"introduced":"17.1"},{"last_affected":"17.3"}]},{"events":[{"introduced":"0"},{"last_affected":"7.1"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-10097.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"}]}