{"id":"CVE-2017-18873","published":"2020-06-19T17:44:12Z","modified":"2024-08-05T21:37:44Z","title":"An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2","vendor":null,"product":null,"tier":"tail","description":{"text":"An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows attackers to cause a denial of service (channel invisibility) via a misformatted post.","provenance":"source","from":"CVE.org"},"cvss":null,"epss":{"score":0.01106,"percentile":0.65689,"provenance":"source"},"cwes":[],"references":[{"url":"https://mattermost.com/security-updates/","tags":["x_refsource_CONFIRM"]}],"priority":{"score":13.1,"factors":[{"name":"EPSS percentile","points":13.14}]},"affected":[{"ecosystem":"Go","package":"github.com/mattermost/mattermost-server","vulnerableRanges":["<4.1.2-0.20171013141717-ee57a5829ab1",">=4.2.0, <4.2.1-0.20171013140502-b3e4b0ac9168",">=4.3.0-rc1, <4.3.0","<4.1.2-0.20171013141717-ee57a5829ab1+incompatible",">=4.2.0+incompatible, <4.2.1-0.20171013140502-b3e4b0ac9168+incompatible",">=4.3.0-rc1+incompatible, <4.3.0+incompatible"],"patched":["4.1.2-0.20171013141717-ee57a5829ab1","4.2.1-0.20171013140502-b3e4b0ac9168","4.3.0","4.1.2-0.20171013141717-ee57a5829ab1+incompatible","4.2.1-0.20171013140502-b3e4b0ac9168+incompatible","4.3.0+incompatible"],"from":["GHSA-x6mw-hf2j-vqpc","GO-2026-4282"],"provenance":"source"}],"euvd":{"id":"EUVD-2017-9963","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-github-com-mattermost-mattermost-server-cve-2016-11068","children":[{"from":"CVE-2017-18873","to":"CVE-2017-18915","relation":"related","confidence":"medium","kind":"lineage","evidence":[{"kind":"same-code","provenance":"machine","files":["app/command.go","app/post.go","app/webhook.go"],"commits":["https://github.com/mattermost/mattermost/commit/9adaf53e110e0e806b21903111aacb93129668cb","https://github.com/mattermost/mattermost/commit/b3e4b0ac91682093276a653f7ccd5774aaa9cd06","https://github.com/mattermost/mattermost/commit/0968e4079e0aa670254f3fe3a7248d126e3cf877","https://github.com/mattermost/mattermost/commit/c7bdce8a6641ed8d361a43b6004a351535c78423"],"basis":"shared function","functions":["CreateCommandPost","CreatePostAsUser","CreateWebhookPost"]}]}],"packageHistory":[{"cve":"CVE-2017-18896","published":"2020-06-19","fixed":"4.2.0+incompatible","kev":false},{"cve":"CVE-2017-18897","published":"2020-06-19","fixed":"4.2.0+incompatible","kev":false},{"cve":"CVE-2017-18898","published":"2020-06-19","fixed":"4.2.0+incompatible","kev":false},{"cve":"CVE-2017-18873","published":"2020-06-19","fixed":"4.3.0+incompatible","kev":false},{"cve":"CVE-2017-18874","published":"2020-06-19","fixed":"4.3.0+incompatible","kev":false},{"cve":"CVE-2017-18875","published":"2020-06-19","fixed":"4.3.0+incompatible","kev":false},{"cve":"CVE-2017-18876","published":"2020-06-19","fixed":"4.3.0+incompatible","kev":false,"link":{"from":"CVE-2017-18876","to":"CVE-2017-18873","relation":"successor","confidence":"low","kind":"sequence","orderedBy":"description","evidence":[{"kind":"version-step","provenance":"source","package":"Go:github.com/mattermost/mattermost-server","fromFixed":"4.1.2-0.20171004201910-6be8113eb60c","toFixed":"4.1.2-0.20171013141717-ee57a5829ab1","daysApart":0}]}},{"cve":"CVE-2017-18871","published":"2020-06-19","fixed":"4.5.0+incompatible","kev":false,"link":{"from":"CVE-2017-18873","to":"CVE-2017-18871","relation":"successor","confidence":"low","kind":"sequence","orderedBy":"description","evidence":[{"kind":"version-step","provenance":"source","package":"Go:github.com/mattermost/mattermost-server","fromFixed":"4.2.1-0.20171013140502-b3e4b0ac9168+incompatible","toFixed":"4.2.2","daysApart":0}]}}],"package":"Go:github.com/mattermost/mattermost-server"}}