What is the CVSS score of CVE-2017-3756?

CVE-2017-3756 has a CVSS 3.0 base score of 7.8 (High). CVSS vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Thinkpad 10 Ella 2 Bios CVE-2017-3756

HIGH

2017-08-18 psirt@lenovo.com

Privilege Escalation Lenovo Thinkpad 10 Ella 2 Bios Thinkpad 11E Beema Bios Thinkpad 11E Braswell Bios Thinkpad 11E Broadwell Bios Thinkpad 11E Skylake Bios Thinkpad 13E Bios Thinkpad E450 Bios Thinkpad E450C Bios Thinkpad E455 Bios Thinkpad E460 Bios Thinkpad E465 Bios Thinkpad E550 Bios Thinkpad E550C Bios Thinkpad E555 Bios Thinkpad E560 Bios Thinkpad E565 Bios Thinkpad Edge E440 Bios Thinkpad Edge E445 Bios Thinkpad Edge E540 Bios Thinkpad Edge E545 Bios Thinkpad Helix 20Cg Bios Thinkpad Helix 20Ch Bios Thinkpad L440 Bios Thinkpad L450 Bios Thinkpad L460 Bios Thinkpad L540 Bios Thinkpad L560 Bios Thinkpad P50 Bios Thinkpad P50S Bios Thinkpad P70 Bios Thinkpad S1 Yoga 12 Bios Thinkpad S1 Yoga Non Vpro Bios Thinkpad S1 Yoga Vpro Bios Thinkpad S3 S440 Bios Thinkpad S3 Yoga 14 Bios Thinkpad S5 E560P Bios Thinkpad S5 Yoga 15 Bios Thinkpad S540 Bios Thinkpad T440 Bios Thinkpad T440P Bios Thinkpad T440S Bios Thinkpad T440U Bios Thinkpad T450 Bios Thinkpad T450S Bios Thinkpad T460 Bios Thinkpad T460P Bios Thinkpad T460S Bios Thinkpad T540 Bios Thinkpad T540P Bios Thinkpad T550 Bios Thinkpad T560 Bios Thinkpad Tablet 10 Bios Thinkpad Tablet 8 Bios Thinkpad W540 Bios Thinkpad W541 Bios Thinkpad W550S Bios Thinkpad X1 Carbon 20Ax Bios Thinkpad X1 Carbon 20Bx Bios Thinkpad X1 Carbon Bios Thinkpad X1 Tablet Bios Thinkpad X1 Yoga Bios Thinkpad X140E Amd Bios Thinkpad X240 Bios Thinkpad X240S Bios Thinkpad X250 Broadwell Bios Thinkpad X250 Sharkbay Bios Thinkpad X260 Bios Thinkpad Yoga 11E Beema Bios Thinkpad Yoga 11E Bios Thinkpad Yoga 11E Braswell Bios Thinkpad Yoga 11E Broadwell Bios Thinkpad Yoga 11E Skylake Bios Thinkpad Yoga 14 460 S3 Bios Thinkpad Yoga 260 S1 Bios Thinkpad 10 Ella 2 Thinkpad 11E Beema Thinkpad 11E Braswell Thinkpad 11E Broadwell Thinkpad 11E Skylake Thinkpad 13E Thinkpad E450 Thinkpad E450C Thinkpad E455 Thinkpad E460 Thinkpad E465 Thinkpad E550 Thinkpad E550C Thinkpad E555 Thinkpad E560 Thinkpad E565 Thinkpad Edge E440 Thinkpad Edge E445 Thinkpad Edge E540 Thinkpad Edge E545 Thinkpad Helix 20Cg Thinkpad Helix 20Ch Thinkpad L440 Thinkpad L450 Thinkpad L460 Thinkpad L540 Thinkpad L560 Thinkpad P50 Thinkpad P50S Thinkpad P70 Thinkpad S1 Yoga 12 Thinkpad S1 Yoga Non Vpro Thinkpad S1 Yoga Vpro Thinkpad S3 S440 Thinkpad S3 Yoga 14 Thinkpad S5 E560P Thinkpad S5 Yoga 15 Thinkpad S540 Thinkpad T440 Thinkpad T440P Thinkpad T440S Thinkpad T440U Thinkpad T450 Thinkpad T450S Thinkpad T460 Thinkpad T460P Thinkpad T460S Thinkpad T540 Thinkpad T540P Thinkpad T550 Thinkpad T560 Thinkpad Tablet 10 Thinkpad Tablet 8 Thinkpad W540 Thinkpad W541 Thinkpad W550S Thinkpad X1 Carbon Thinkpad X1 Carbon 20Ax Thinkpad X1 Carbon 20Bx Thinkpad X1 Tablet Thinkpad X1 Yoga Thinkpad X140E Amd Thinkpad X240 Thinkpad X240S Thinkpad X250 Broadwell Thinkpad X250 Sharkbay Thinkpad X260 Thinkpad Yoga 11E Thinkpad Yoga 11E Beema Thinkpad Yoga 11E Braswell Thinkpad Yoga 11E Broadwell Thinkpad Yoga 11E Skylake Thinkpad Yoga 14 460 S3 Thinkpad Yoga 260 S1

7.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Aug 18, 2017 - 19:29 cve.org

HIGH 7.8

DescriptionCVE.org

AnalysisAI

A privilege escalation vulnerability was identified in Lenovo Active Protection System for ThinkPad systems versions earlier than 1.82.0.17. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

A privilege escalation vulnerability was identified in Lenovo Active Protection System for ThinkPad systems versions earlier than 1.82.0.17. An attacker with local privileges could execute code with administrative privileges via an unquoted service path. Affected products include: Lenovo Thinkpad 10 Ella 2 Bios, Lenovo Thinkpad 11E Beema Bios, Lenovo Thinkpad 11E Braswell Bios, Lenovo Thinkpad 11E Broadwell Bios, Lenovo Thinkpad 11E Skylake Bios.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.