{"id":"ALPINE-CVE-2020-36254","details":"scp.c in Dropbear before 2020.79 mishandles the filename of . or an empty filename, a related issue to CVE-2018-20685.","modified":"2025-11-19T06:18:05.355027Z","published":"2021-02-25T09:15:13.037Z","upstream":["CVE-2020-36254"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2020-36254"}],"affected":[{"package":{"name":"dropbear","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/dropbear?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2019.78-r1"}]}],"versions":["0.52-r0","0.52-r1","0.52-r2","0.52-r3","0.52-r4","0.53.1-r0","0.53.1-r1","2012.55-r0","2013.58-r0","2014.63-r0","2014.65-r0","2014.66-r0","2014.66-r1","2015.67-r0","2015.68-r0","2015.68-r1","2015.68-r2","2015.70-r2","2015.71-r0","2015.71-r1","2016.73-r0","2016.74-r0","2016.74-r1","2017.75-r0","2017.75-r1","2018.76-r0","2018.76-r1","2018.76-r2","2019.78-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-36254.json"}},{"package":{"name":"dropbear","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/dropbear?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2019.78-r1"}]}],"versions":["0.52-r0","0.52-r1","0.52-r2","0.52-r3","0.52-r4","0.53.1-r0","0.53.1-r1","2012.55-r0","2013.58-r0","2014.63-r0","2014.65-r0","2014.66-r0","2014.66-r1","2015.67-r0","2015.68-r0","2015.68-r1","2015.68-r2","2015.70-r2","2015.71-r0","2015.71-r1","2016.73-r0","2016.74-r0","2016.74-r1","2017.75-r0","2017.75-r1","2018.76-r0","2018.76-r1","2018.76-r2","2019.78-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-36254.json"}},{"package":{"name":"dropbear","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/dropbear?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2019.78-r1"}]}],"versions":["0.52-r0","0.52-r1","0.52-r2","0.52-r3","0.52-r4","0.53.1-r0","0.53.1-r1","2012.55-r0","2013.58-r0","2014.63-r0","2014.65-r0","2014.66-r0","2014.66-r1","2015.67-r0","2015.68-r0","2015.68-r1","2015.68-r2","2015.70-r2","2015.71-r0","2015.71-r1","2016.73-r0","2016.74-r0","2016.74-r1","2017.75-r0","2017.75-r1","2018.76-r0","2018.76-r1","2018.76-r2","2019.78-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-36254.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}