{"action":"Upgrade org.apereo.cas:cas-server-support-otp-mfa-core to 5.3.16 (5.3.x), 6.1.7.2 (6.1.x) or 6.2.4 (6.2.x) or later.","affected":[{"fixed":"5.3.16","introduced":"5.3.0"},{"fixed":"6.1.7.2","introduced":"6.0.0"},{"fixed":"6.2.4","introduced":"6.2.0"}],"component":"org.apereo.cas:cas-server-support-otp-mfa-core","cve_ids":["CVE-2020-27178"],"ecosystem":"Maven","epss":0.01219,"exploited":false,"fixed_versions":["5.3.16","6.1.7.2","6.2.4"],"ghsa_id":"GHSA-q39c-5vh5-vw2p","id":"tcs_01M5N98GSS2TQTZM9S8W738GK7","modified_at":"2024-02-17T05:34:53.535717Z","published_at":"2021-08-02T16:47:10Z","references":["https://osv.dev/vulnerability/GHSA-q39c-5vh5-vw2p","https://nvd.nist.gov/vuln/detail/CVE-2020-27178","https://apereo.github.io/2020/10/14/gauthvuln"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-q39c-5vh5-vw2p#Maven/org.apereo.cas:cas-server-support-otp-mfa-core","url":"https://osv.dev/vulnerability/GHSA-q39c-5vh5-vw2p"}],"summary":"Improper Authentication in Apereo CAS"}