{"id":"UBUNTU-CVE-2020-18900","details":"** DISPUTED ** A heap-based buffer overflow in the libexe_io_handle_read_coff_optional_header function of libyal libexe before 20181128. NOTE: the vendor has disputed this as described in libyal/libexe issue 1 on GitHub.","modified":"2021-08-19T22:15:00Z","published":"2021-08-19T22:15:00Z","withdrawn":"2025-06-23T15:53:43Z","references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-18900"},{"type":"REPORT","url":"https://github.com/libyal/libexe/issues/1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-18900"}],"affected":[{"package":{"name":"libevtx","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/libevtx"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20150105-2","20150928-1","20151206-1","20160107-1"],"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-18900.json"}},{"package":{"name":"libevtx","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/libevtx"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20170122-2build1","20170122-3"],"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-18900.json"}},{"package":{"name":"libevtx","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/libevtx"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20181227-1","20181227-1ubuntu1","20181227-1ubuntu2","20181227-1.1"],"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-18900.json"}},{"package":{"name":"libevtx","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/libevtx"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20181227-2","20181227-2build1"],"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-18900.json"}},{"package":{"name":"libevtx","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/libevtx"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20181227-2build2","20181227-2build3","20181227-2.1","20181227-2.1build1"],"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-18900.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L"}]}