{"schemaVersion":3,"id":"USN-5487-3","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"apache2 regression\n\nUSN-5487-1 fixed several vulnerabilities in Apache HTTP Server.\nUnfortunately it caused regressions. USN-5487-2 reverted the\npatches that caused the regression in Ubuntu 14.04 ESM for further\ninvestigation. This update re-adds the security fixes for Ubuntu\n14.04 ESM and fixes two different regressions: one affecting mod_proxy\nonly in Ubuntu 14.04 ESM and another in mod_sed affecting also Ubuntu 16.04 ESM\nand Ubuntu 18.04 LTS.\n\nWe apologize for the inconvenience.\n\nOriginal advisory details:\n\n It was discovered that Apache HTTP Server mod_proxy_ajp incorrectly handled\n certain crafted request. A remote attacker could possibly use this issue to\n perform an HTTP Request Smuggling attack. (CVE-2022-26377)\n\n It was discovered that Apache HTTP Server incorrectly handled certain\n request. An attacker could possibly use this issue to cause a denial\n of service. (CVE-2022-28614)\n\n It was discovered that Apache HTTP Server incorrectly handled certain request.\n An attacker could possibly use this issue to cause a crash or expose\n sensitive information. (CVE-2022-28615)\n\n It was discovered that Apache HTTP Server incorrectly handled certain request.\n An attacker could possibly use this issue to cause a denial of service.\n (CVE-2022-29404)\n\n It was discovered that Apache HTTP Server incorrectly handled certain\n request. An attacker could possibly use this issue to cause a crash.\n (CVE-2022-30522)\n\n It was discovered that Apache HTTP Server incorrectly handled certain request.\n An attacker could possibly use this issue to execute arbitrary code or cause\n a crash. (CVE-2022-30556)\n\n It was discovered that Apache HTTP Server incorrectly handled certain request.\n An attacker could possibly use this issue to bypass IP based authentication.\n (CVE-2022-31813)","dates":{"published":"2022-06-23T20:19:44.000Z","modified":"2026-06-29T13:49:39.086Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"ubuntu","product":"apache2","name":"apache2","label":"apache2","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/apache2","purlType":"deb","versions":[{"text":"< 2.4.7-1ubuntu4.22+esm8","noFixRecorded":false,"fixedIn":null},{"text":"< 2.4.18-2ubuntu3.17+esm7","noFixRecorded":false,"fixedIn":null},{"text":"< 2.4.29-1ubuntu4.25","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.4.7-1ubuntu4.22+esm8 | < 2.4.18-2ubuntu3.17+esm7 | < 2.4.29-1ubuntu4.25","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-5487-3","label":"ubuntu.com/security/notices/USN-5487-3","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2022-26377","label":"ubuntu.com/security/CVE-2022-26377","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-28614","label":"ubuntu.com/security/CVE-2022-28614","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-28615","label":"ubuntu.com/security/CVE-2022-28615","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-29404","label":"ubuntu.com/security/CVE-2022-29404","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-30522","label":"ubuntu.com/security/CVE-2022-30522","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-30556","label":"ubuntu.com/security/CVE-2022-30556","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-31813","label":"ubuntu.com/security/CVE-2022-31813","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://launchpad.net/bugs/1979577","label":"launchpad.net/bugs/1979577","hostname":"launchpad.net","tags":["REPORT"]},{"url":"https://launchpad.net/bugs/1979641","label":"launchpad.net/bugs/1979641","hostname":"launchpad.net","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2022-26377","CVE-2022-28614","CVE-2022-28615","CVE-2022-29404","CVE-2022-30522","CVE-2022-30556","CVE-2022-31813"],"downstream":[],"duplicates":[],"related":["CVE-2022-26377","CVE-2022-28614","CVE-2022-28615","CVE-2022-29404","CVE-2022-30522","CVE-2022-30556","CVE-2022-31813"]},"timeline":[{"kind":"published","date":"2022-06-23T20:19:44.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-29T13:49:39.086Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T12:08:49.764Z","stale":false,"partial":false}}