PT-2020-4914 · Intel · Intel Thunderbolt Dch Drivers

Published 2020-11-10 · Updated 2021-07-21 · CVE-2020-12325

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Intel(R) Thunderbolt(TM) DCH drivers for Windows versions prior to 72

Description: The issue is related to improper buffer restrictions in some Intel(R) Thunderbolt(TM) DCH drivers for Windows, which may allow an authenticated user to potentially enable escalation of privilege via local access. This is due to a buffer overflow vulnerability that can be exploited to elevate privileges.

Recommendations: For versions prior to 72, update to version 72 or later to resolve the issue. As a temporary workaround, consider restricting local access to minimize the risk of exploitation.

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

BDU:2020-05489

CVE-2020-12325

Affected Products

Intel Thunderbolt Dch Drivers

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2020-12325 · Security Note
• https://intel.com/content/www/us/en/security-center/advisory/intel-sa-00422 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-12325 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-05489 · Security Note
• https://intel.com/content/www/us/en/security-center/advisory/intel-sa-00422.html · Note