{"schema_version":"1.7.2","id":"OESA-2021-1246","modified":"2021-06-26T11:03:00Z","published":"2021-06-26T11:03:00Z","upstream":["CVE-2021-26691","CVE-2020-13950","CVE-2020-35452","CVE-2021-30641"],"summary":"httpd security update","details":"Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server.\r\n\r\nSecurity Fix(es):\r\n\r\nIn Apache HTTP Server versions 2.4.0 to 2.4.46 a specially crafted SessionHeader sent by an origin server could cause a heap overflow(CVE-2021-26691)\r\n\r\nApache HTTP Server versions 2.4.41 to 2.4.46 mod_proxy_http can be made to crash (NULL pointer dereference) with specially crafted requests using both Content-Length and Transfer-Encoding headers, leading to a Denial of Service(CVE-2020-13950)\r\n\r\nApache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Digest nonce can cause a stack overflow in mod_auth_digest. There is no report of this overflow being exploitable, nor the Apache HTTP Server team could create one, though some particular compiler and/or compilation option might make it possible, with limited consequences anyway due to the size (a single byte) and the value (zero byte) of the overflow(CVE-2020-35452)\n\nApache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with MergeSlashes OFF(CVE-2021-30641)","affected":[{"package":{"ecosystem":"openEuler:20.03-LTS-SP1","name":"httpd","purl":"pkg:rpm/openEuler/httpd\u0026distro=openEuler-20.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.43-7.oe1"}]}],"ecosystem_specific":{"aarch64":["mod_ssl-2.4.43-7.oe1.aarch64.rpm","mod_md-2.4.43-7.oe1.aarch64.rpm","httpd-devel-2.4.43-7.oe1.aarch64.rpm","httpd-2.4.43-7.oe1.aarch64.rpm","httpd-tools-2.4.43-7.oe1.aarch64.rpm","httpd-debugsource-2.4.43-7.oe1.aarch64.rpm","httpd-debuginfo-2.4.43-7.oe1.aarch64.rpm","mod_ldap-2.4.43-7.oe1.aarch64.rpm","mod_session-2.4.43-7.oe1.aarch64.rpm","mod_proxy_html-2.4.43-7.oe1.aarch64.rpm"],"noarch":["httpd-help-2.4.43-7.oe1.noarch.rpm","httpd-filesystem-2.4.43-7.oe1.noarch.rpm"],"src":["httpd-2.4.43-7.oe1.src.rpm"],"x86_64":["mod_session-2.4.43-7.oe1.x86_64.rpm","httpd-tools-2.4.43-7.oe1.x86_64.rpm","mod_md-2.4.43-7.oe1.x86_64.rpm","httpd-2.4.43-7.oe1.x86_64.rpm","httpd-debuginfo-2.4.43-7.oe1.x86_64.rpm","httpd-debugsource-2.4.43-7.oe1.x86_64.rpm","mod_ldap-2.4.43-7.oe1.x86_64.rpm","mod_ssl-2.4.43-7.oe1.x86_64.rpm","mod_proxy_html-2.4.43-7.oe1.x86_64.rpm","httpd-devel-2.4.43-7.oe1.x86_64.rpm"]}}],"references":[{"type":"ADVISORY","url":"https://openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1246"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-26691"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-13950"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-35452"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-30641"}],"database_specific":{"severity":"High"}}