CVE-2015-2890 Information

Description

The BIOS implementation on Dell Latitude OptiPlex Precision Mobile Workstation and Precision Workstation Client Solutions (CS) devices with model-dependent firmware before A21 does not enforce a BIOS_CNTL locking protection mechanism upon being woken from sleep which allows local users to conduct EFI flash attacks by leveraging console access a similar issue to CVE-2015-3692.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

Reference

http://www.kb.cert.org/vuls/id/577140 http://www.kb.cert.org/vuls/id/BLUU-9XXQ9L

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

HIGH

Base Severity

6.0