{"id":"CVE-2017-15031","aliases":["DEBIAN-CVE-2017-15031","EUVD-2017-6506","GHSA-rmx5-9qww-3c2x"],"status":"published","title":"In all versions of ARM Trusted Firmware up to and including v1.4, not initializing or saving...","description":"In all versions of ARM Trusted Firmware up to and including v1.4, not initializing or saving/restoring the PMCR_EL0 register can leak secure world timing information.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01941,"percentile":0.80246,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200"],"published":"2018-12-18T16:00:00Z","modified":"2026-10-10T05:00:04Z","fixes":[{"ecosystem":"Debian:14","package":"arm-trusted-firmware","fixed_in":["2.12.16+dfsg-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"arm-trusted-firmware","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.10.0+dfsg-1","2.10.10+dfsg-1","2.12.0+dfsg-1","2.12.0+dfsg-2","2.12.1+dfsg-1","2.12.16+dfsg-1","2.8.0+dfsg-1","2.9.0+dfsg-1","2.9.0+dfsg-2","2.9.0+dfsg-3"]},{"source":"osv","ecosystem":"Debian:13","package":"arm-trusted-firmware","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.12.1+dfsg-1","2.12.16+dfsg-1"]},{"source":"osv","ecosystem":"Debian:14","package":"arm-trusted-firmware","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12.16+dfsg-1"}]}],"versions":["2.12.1+dfsg-1"]}],"products":[{"vendor":"trustedfirmware","product":"trusted_firmware-a"}],"references":[{"url":"https://github.com/ARM-software/arm-trusted-firmware/wiki/ARM-Trusted-Firmware-Security-Advisory-TFV-5","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/106271","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-15031"},{"url":"https://github.com/advisories/GHSA-rmx5-9qww-3c2x"},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-15031","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2017-15031","description":"In all versions of ARM Trusted Firmware up to and including v1.4, not initializing or saving/restoring the PMCR_EL0 register can leak secure world timing information.","status":"published","published":"2018-12-18T16:00:00Z","modified":"2024-08-05T19:42:22.265Z","updated_at":"2026-11-02T14:33:14.271248Z"}],"euvd":[{"id":"EUVD-2017-6506","description":"In all versions of ARM Trusted Firmware up to and including v1.4, not initializing or saving/restoring the PMCR_EL0 register can leak secure world timing information.","status":"published","published":"2018-12-18T16:00:00Z","modified":"2024-08-05T19:42:22Z","updated_at":"2026-11-03T02:23:15.298105Z"}],"ghsa":[{"id":"GHSA-rmx5-9qww-3c2x","title":"In all versions of ARM Trusted Firmware up to and including v1.4, not initializing or saving...","description":"In all versions of ARM Trusted Firmware up to and including v1.4, not initializing or saving/restoring the PMCR_EL0 register can leak secure world timing information.","status":"published","published":"2022-05-14T01:39:15Z","modified":"2023-02-02T05:04:17Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:51:50.069193Z"}],"nvd":[{"id":"CVE-2017-15031","description":"In all versions of ARM Trusted Firmware up to and including v1.4, not initializing or saving/restoring the PMCR_EL0 register can leak secure world timing information.","status":"published","published":"2018-12-18T16:29:00.25Z","modified":"2026-06-17T01:07:09.92Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:04:19.545286Z"}],"osv":[{"id":"DEBIAN-CVE-2017-15031","description":"In all versions of ARM Trusted Firmware up to and including v1.4, not initializing or saving/restoring the PMCR_EL0 register can leak secure world timing information.","status":"published","published":"2018-12-18T16:29:00.25Z","modified":"2026-10-10T05:00:04.565494723Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:45:28.801885Z"}]}}