PT-2021-4039 · Microsoft · Windows Digital Tv Tuner Device Registration Application+1

Published 2021-08-10 · Updated 2023-12-28 · CVE-2021-36927

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 Windows Digital TV Tuner device registration application (affected versions not specified)

Description The issue is related to insufficient access restrictions in the Windows Digital TV Tuner device registration application, which can be exploited to elevate privileges. This allows an attacker to affect the system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

LPE

Improper Privilege Management

Weakness Enumeration

CWE-264

CWE-269

Related Identifiers

BDU:2021-04566

CVE-2021-36927

Affected Products

Windows

Windows Digital Tv Tuner Device Registration Application

References · 8

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-36927 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-36927 · Security Note
• https://osv.dev/vulnerability/CVE-2021-36927 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-36927 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-04566 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-36927 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-36927 · Security Note
• https://cybersecurity-help.cz/vdb/SB2021081023 · Note