Vulnerability Name:

CCN-116507

Published:2016-06-30
Updated:2016-06-30
Summary:Multiple Lenovo products could allow a local attacker with administrative access to execute arbitrary code on the system, caused by an error in the UEFI BIOS function SmmRuntime. An attacker could exploit this vulnerability to gain access to System Management Mode (SMM) and execute arbitrary code on the system with elevated privileges.
CVSS v3 Severity:7.4 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
6.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.2 Medium (CCN CVSS v2 Vector: AV:L/AC:H/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Consequences:Gain Privileges
References:Source: XF
Type: UNKNOWN
lenovo-smm-code-exec(116507)

Source: CCN
Type: Intel Security Advisory INTEL-SA-00056
SmmRuntime Escalation of Privilege

Source: CCN
Type: Lenovo Security Advisory: LEN-8324
System Management Mode (SMM) BIOS Vulnerability

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/h:lenovo:n22_chromebook:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    lenovo n22 chromebook -