PT-2020-4919 · Intel · Intel Thunderbolt Dch Drivers

Published 2020-11-10 · Updated 2020-11-24 · CVE-2020-12327

Positive Technologies (AI Summary)

CVSS v2.0

4.5

Medium

Base vector

AV:L/AC:H/Au:S/C:P/I:C/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 insecure default variable initialization in some Intel(R) Thunderbolt(TM) DCH drivers. This may allow a privileged user to potentially enable information disclosure via local access.

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

Weakness Enumeration

CWE-1188

CWE-453

Related Identifiers

BDU:2020-05494

CVE-2020-12327

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-2020-12327 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-12327 · Security Note
• https://bdu.fstec.ru/vul/2020-05494 · Security Note
• https://intel.com/content/www/us/en/security-center/advisory/intel-sa-00422.htm · Note
• https://t.me/cvenotify/6102 · Telegram Post