PT-2020-2464 · Microsoft · Windows Update Stack+1

Zhiniang Peng · Published 2020-05-12 · Updated 2021-07-21 · CVE-2020-1109

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 Update Stack (affected versions not specified)

Description The issue is related to insecure privilege management in the Windows Update Stack component of Windows operating systems. It may allow an attacker to elevate their privileges or execute arbitrary code using a specially crafted application. The vulnerability is caused by the Windows Update Stack's failure to properly handle objects in memory.

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

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

BDU:2020-02475

CVE-2020-1109

Affected Products

Windows

Windows Update Stack

References · 6

• https://bdu.fstec.ru/vul/2020-02475 · Security Note
• https://osv.dev/vulnerability/CVE-2020-1109 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1109 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2020-1109 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-1109 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1109 · Security Note