{"id":"CVE-2019-18579","aliases":["EUVD-2019-8326","GHSA-3fj2-qcp9-8293"],"status":"published","title":"Settings for the Dell XPS 13 2-in-1 (7390) BIOS versions prior to 1.1.3 contain a configuration...","description":"Settings for the Dell XPS 13 2-in-1 (7390) BIOS versions prior to 1.1.3 contain a configuration vulnerability. The BIOS configuration for the \"Enable Thunderbolt (and PCIe behind TBT) pre-boot modules\" setting is enabled by default. A local unauthenticated attacker with physical access to a user's system can obtain read or write access to main memory via a DMA attack during platform boot.","severity":{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00345,"percentile":0.28309,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-16"],"published":"2019-12-16T19:45:13Z","modified":"2026-06-17T02:25:07Z","products":[{"vendor":"dell","product":"cpg bios"},{"vendor":"dell","product":"xps_7390_firmware"}],"references":[{"url":"https://www.dell.com/support/article/SLN319808","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-18579"},{"url":"https://github.com/advisories/GHSA-3fj2-qcp9-8293"}],"sources":{"cve":[{"id":"CVE-2019-18579","description":"Settings for the Dell XPS 13 2-in-1 (7390) BIOS versions prior to 1.1.3 contain a configuration vulnerability. The BIOS configuration for the \"Enable Thunderbolt (and PCIe behind TBT) pre-boot modules\" setting is enabled by default. A local unauthenticated attacker with physical access to a user's system can obtain read or write access to main memory via a DMA attack during platform boot.","status":"published","published":"2019-12-16T19:45:13.37Z","modified":"2024-09-16T22:31:09.094Z","cvss":[{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-16"],"updated_at":"2026-11-02T14:32:23.485011Z"}],"euvd":[{"id":"EUVD-2019-8326","description":"Settings for the Dell XPS 13 2-in-1 (7390) BIOS versions prior to 1.1.3 contain a configuration vulnerability. The BIOS configuration for the \"Enable Thunderbolt (and PCIe behind TBT) pre-boot modules\" setting is enabled by default. A local unauthenticated attacker with physical access to a user's system can obtain read or write access to main memory via a DMA attack during platform boot.","status":"published","published":"2019-12-16T19:45:13Z","modified":"2024-09-16T22:31:09Z","cvss":[{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:55:02.001238Z"}],"ghsa":[{"id":"GHSA-3fj2-qcp9-8293","title":"Settings for the Dell XPS 13 2-in-1 (7390) BIOS versions prior to 1.1.3 contain a configuration...","description":"Settings for the Dell XPS 13 2-in-1 (7390) BIOS versions prior to 1.1.3 contain a configuration vulnerability. The BIOS configuration for the \"Enable Thunderbolt (and PCIe behind TBT) pre-boot modules\" setting is enabled by default. A local unauthenticated attacker with physical access to a user's system can obtain read or write access to main memory via a DMA attack during platform boot.","status":"published","published":"2022-05-24T17:03:43Z","modified":"2023-01-29T05:00:44Z","updated_at":"2026-11-02T14:44:38.905828Z"}],"nvd":[{"id":"CVE-2019-18579","description":"Settings for the Dell XPS 13 2-in-1 (7390) BIOS versions prior to 1.1.3 contain a configuration vulnerability. The BIOS configuration for the \"Enable Thunderbolt (and PCIe behind TBT) pre-boot modules\" setting is enabled by default. A local unauthenticated attacker with physical access to a user's system can obtain read or write access to main memory via a DMA attack during platform boot.","status":"published","published":"2019-12-16T20:15:15.93Z","modified":"2026-06-17T02:25:07.96Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-16"],"updated_at":"2026-11-02T14:05:40.258829Z"}]}}