{"id":"CVE-2018-8004","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-8004","generatedAt":"2026-10-29T00:59:32.192Z","title":"There are multiple HTTP smuggling and cache poisoning issues when clients making malicious requests interact with Apache Traffic Server (ATS).","description":"There are multiple HTTP smuggling and cache poisoning issues when clients making malicious requests interact with Apache Traffic Server (ATS). This affects versions 6.0.0 to 6.2.2 and 7.0.0 to 7.1.3. To resolve this issue users running 6.x should upgrade to 6.2.3 or later versions and 7.x users should upgrade to 7.1.4 or later versions.","published":"2018-08-29T13:29:02.000Z","lastModified":"2026-06-17T02:04:04.000Z","status":"Modified","sourceIdentifier":"security@apache.org","cvss":{"version":"3.0","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"},"cwe":["CWE-444"],"affected":["apache/traffic server","debian/debian linux"],"epss":{"score":0.06308,"percentile":0.93571,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (6.31%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/105192","tags":["Third Party Advisory","VDB Entry"],"source":"security@apache.org"},{"url":"https://github.com/apache/trafficserver/pull/3192","tags":["Patch","Third Party Advisory"],"source":"security@apache.org"},{"url":"https://github.com/apache/trafficserver/pull/3201","tags":["Patch","Third Party Advisory"],"source":"security@apache.org"},{"url":"https://github.com/apache/trafficserver/pull/3231","tags":["Patch","Third Party Advisory"],"source":"security@apache.org"},{"url":"https://github.com/apache/trafficserver/pull/3251","tags":["Patch","Third Party Advisory"],"source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/7df882eb09029a4460768a61f88a30c9c30c9dc88e9bcc6e19ba24d5%40%3Cusers.trafficserver.apache.org%3E","source":"security@apache.org"},{"url":"https://www.debian.org/security/2018/dsa-4282","tags":["Third Party Advisory"],"source":"security@apache.org"},{"url":"http://www.securityfocus.com/bid/105192","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/apache/trafficserver/pull/3192","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/apache/trafficserver/pull/3201","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/apache/trafficserver/pull/3231","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/apache/trafficserver/pull/3251","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/7df882eb09029a4460768a61f88a30c9c30c9dc88e9bcc6e19ba24d5%40%3Cusers.trafficserver.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2018/dsa-4282","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-8004","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}