{"id":"USN-5212-2","summary":"apache2 vulnerabilities","details":"USN-5212-1 fixed several vulnerabilities in Apache. This update provides\nthe corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.\n\nOriginal advisory details:\n\n It was discovered that the Apache HTTP Server incorrectly handled certain\n forward proxy requests. A remote attacker could use this issue to cause\n the server to crash, resulting in a denial of service, or possibly perform\n a Server Side Request Forgery attack. (CVE-2021-44224)\n\n It was discovered that the Apache HTTP Server Lua module incorrectly\n handled memory in the multipart parser. A remote attacker could use this\n issue to cause the server to crash, resulting in a denial of service, or\n possibly execute arbitrary code. (CVE-2021-44790)\n","modified":"2026-05-20T16:03:11.192062625Z","published":"2022-01-10T11:14:47Z","related":["UBUNTU-CVE-2021-44224","UBUNTU-CVE-2021-44790"],"upstream":["CVE-2021-44224","CVE-2021-44790","UBUNTU-CVE-2021-44224","UBUNTU-CVE-2021-44790"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5212-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-44224"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-44790"}],"affected":[{"package":{"name":"apache2","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/apache2?arch=source&distro=trusty%2Fesm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.7-1ubuntu4.22+esm3"}]}],"versions":["2.4.6-2ubuntu2","2.4.6-2ubuntu3","2.4.6-2ubuntu4","2.4.7-1ubuntu1","2.4.7-1ubuntu2","2.4.7-1ubuntu3","2.4.7-1ubuntu4","2.4.7-1ubuntu4.1","2.4.7-1ubuntu4.4","2.4.7-1ubuntu4.5","2.4.7-1ubuntu4.6","2.4.7-1ubuntu4.7","2.4.7-1ubuntu4.8","2.4.7-1ubuntu4.9","2.4.7-1ubuntu4.10","2.4.7-1ubuntu4.11","2.4.7-1ubuntu4.13","2.4.7-1ubuntu4.15","2.4.7-1ubuntu4.16","2.4.7-1ubuntu4.17","2.4.7-1ubuntu4.18","2.4.7-1ubuntu4.19","2.4.7-1ubuntu4.20","2.4.7-1ubuntu4.21","2.4.7-1ubuntu4.22","2.4.7-1ubuntu4.22+esm1","2.4.7-1ubuntu4.22+esm2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"2.4.7-1ubuntu4.22+esm3","binary_name":"apache2"},{"binary_version":"2.4.7-1ubuntu4.22+esm3","binary_name":"apache2-bin"},{"binary_version":"2.4.7-1ubuntu4.22+esm3","binary_name":"apache2-data"},{"binary_version":"2.4.7-1ubuntu4.22+esm3","binary_name":"apache2-mpm-event"},{"binary_version":"2.4.7-1ubuntu4.22+esm3","binary_name":"apache2-mpm-itk"},{"binary_version":"2.4.7-1ubuntu4.22+esm3","binary_name":"apache2-mpm-prefork"},{"binary_version":"2.4.7-1ubuntu4.22+esm3","binary_name":"apache2-mpm-worker"},{"binary_version":"2.4.7-1ubuntu4.22+esm3","binary_name":"apache2-suexec"},{"binary_version":"2.4.7-1ubuntu4.22+esm3","binary_name":"apache2-suexec-custom"},{"binary_version":"2.4.7-1ubuntu4.22+esm3","binary_name":"apache2-suexec-pristine"},{"binary_version":"2.4.7-1ubuntu4.22+esm3","binary_name":"apache2-utils"},{"binary_version":"2.4.7-1ubuntu4.22+esm3","binary_name":"apache2.2-bin"},{"binary_version":"1:2.4.7-1ubuntu4.22+esm3","binary_name":"libapache2-mod-macro"},{"binary_version":"1:2.4.7-1ubuntu4.22+esm3","binary_name":"libapache2-mod-proxy-html"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5212-2.json","cves_map":{"ecosystem":"Ubuntu:Pro:14.04:LTS","cves":[{"id":"CVE-2021-44224","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2021-44790","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}]}}},{"package":{"name":"apache2","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/apache2?arch=source&distro=esm-apps%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.18-2ubuntu3.17+esm4"}]}],"versions":["2.4.12-2ubuntu2","2.4.17-1ubuntu1","2.4.17-2ubuntu1","2.4.17-3ubuntu1","2.4.18-1ubuntu1","2.4.18-2ubuntu1","2.4.18-2ubuntu2","2.4.18-2ubuntu3","2.4.18-2ubuntu3.1","2.4.18-2ubuntu3.2","2.4.18-2ubuntu3.3","2.4.18-2ubuntu3.4","2.4.18-2ubuntu3.5","2.4.18-2ubuntu3.7","2.4.18-2ubuntu3.8","2.4.18-2ubuntu3.9","2.4.18-2ubuntu3.10","2.4.18-2ubuntu3.12","2.4.18-2ubuntu3.13","2.4.18-2ubuntu3.14","2.4.18-2ubuntu3.15","2.4.18-2ubuntu3.17","2.4.18-2ubuntu3.17+esm1","2.4.18-2ubuntu3.17+esm2","2.4.18-2ubuntu3.17+esm3"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"2.4.18-2ubuntu3.17+esm4","binary_name":"apache2-data"},{"binary_version":"2.4.18-2ubuntu3.17+esm4","binary_name":"apache2-utils"},{"binary_version":"2.4.18-2ubuntu3.17+esm4","binary_name":"apache2-suexec-pristine"},{"binary_version":"2.4.18-2ubuntu3.17+esm4","binary_name":"apache2-suexec-custom"},{"binary_version":"2.4.18-2ubuntu3.17+esm4","binary_name":"apache2"},{"binary_version":"2.4.18-2ubuntu3.17+esm4","binary_name":"apache2-bin"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5212-2.json","cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[]}}}],"schema_version":"1.7.5"}