{"id":"CVE-2020-8555","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-8555","generatedAt":"2026-10-28T01:51:52.935Z","title":"The Kubernetes kube-controller-manager in versions v1.0-1.14, versions prior to v1.15.12, v1.16.9, v1.17.5, and version v1.18.0 are vulnerable to a Server Side Request Forgery (SSRF) that allows certain authorized users to leak up to 500 bytes of…","description":"The Kubernetes kube-controller-manager in versions v1.0-1.14, versions prior to v1.15.12, v1.16.9, v1.17.5, and version v1.18.0 are vulnerable to a Server Side Request Forgery (SSRF) that allows certain authorized users to leak up to 500 bytes of arbitrary information from unprotected endpoints within the master's host network (such as link-local or loopback services).","published":"2020-06-05T17:15:12.000Z","lastModified":"2026-06-17T03:26:33.000Z","status":"Modified","sourceIdentifier":"jordan@liggitt.net","cvss":{"version":"3.1","score":6.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N"},"cwe":["CWE-918"],"affected":["kubernetes/kubernetes","fedoraproject/fedora"],"epss":{"score":0.03679,"percentile":0.89596,"date":"2026-10-26","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 (3.68%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://www.openwall.com/lists/oss-security/2020/06/01/4","tags":["Mailing List","Third Party Advisory"],"source":"jordan@liggitt.net"},{"url":"http://www.openwall.com/lists/oss-security/2021/05/04/8","tags":["Mailing List","Third Party Advisory"],"source":"jordan@liggitt.net"},{"url":"https://github.com/kubernetes/kubernetes/issues/91542","tags":["Third Party Advisory"],"source":"jordan@liggitt.net"},{"url":"https://groups.google.com/d/topic/kubernetes-security-announce/kEK27tqqs30/discussion","tags":["Mailing List","Third Party Advisory"],"source":"jordan@liggitt.net"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3SOCLOPTSYABTE4CLTSPDIFE6ZZZR4LX/","source":"jordan@liggitt.net"},{"url":"https://security.netapp.com/advisory/ntap-20200724-0005/","tags":["Third Party Advisory"],"source":"jordan@liggitt.net"},{"url":"http://www.openwall.com/lists/oss-security/2020/06/01/4","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2021/05/04/8","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/kubernetes/kubernetes/issues/91542","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://groups.google.com/d/topic/kubernetes-security-announce/kEK27tqqs30/discussion","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3SOCLOPTSYABTE4CLTSPDIFE6ZZZR4LX/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20200724-0005/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-8555","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."}