PT-2020-4916 · Intel · Intel Thunderbolt Dch Drivers

Published 2020-11-10 · Updated 2020-11-24 · CVE-2020-12326

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

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 initialization in some Intel(R) Thunderbolt(TM) DCH drivers, which may allow an authenticated user to potentially enable information disclosure via local access. This could permit an attacker to disclose protected information.

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

Improper Initialization

Weakness Enumeration

CWE-665

Related Identifiers

BDU:2020-05491

CVE-2020-12326

Affected Products

Intel Thunderbolt Dch Drivers

References · 6

• https://intel.com/content/www/us/en/security-center/advisory/intel-sa-00422 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-12326 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-05491 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-12326 · Security Note
• https://intel.com/content/www/us/en/security-center/advisory/intel-sa-00422.html · Note
• https://t.me/cibsecurity/16259 · Telegram Post