{"id":"UBUNTU-CVE-2017-2923","details":"An exploitable heap based buffer overflow vulnerability exists in the 'read_biff_next_record function' of FreeXL 1.0.3. A specially crafted XLS file can cause a memory corruption resulting in remote code execution. An attacker can send malicious XLS file to trigger this vulnerability.","modified":"2026-04-22T11:23:45.633412Z","published":"2018-04-24T19:29:00Z","upstream":["CVE-2017-2923"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-2923"},{"type":"REPORT","url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0430"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-2923"}],"affected":[{"package":{"name":"freexl","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/freexl@1.0.0g-1ubuntu0.14.04.3?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.0g-1ubuntu0.14.04.3"}]}],"versions":["1.0.0d-1","1.0.0f-1","1.0.0f-2","1.0.0g-1","1.0.0g-1ubuntu0.14.04.1","1.0.0g-1ubuntu0.14.04.2"],"ecosystem_specific":{"binaries":[{"binary_name":"libfreexl1","binary_version":"1.0.0g-1ubuntu0.14.04.3"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-2923.json"}},{"package":{"name":"freexl","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/freexl@1.0.2-1ubuntu0.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.2-1ubuntu0.1"}]}],"versions":["1.0.2-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libfreexl1","binary_version":"1.0.2-1ubuntu0.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-2923.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}