PT-2020-4267 · Microsoft · Windows Installer+1

Halov · Published 2020-10-13 · Updated 2023-12-31 · CVE-2020-16902

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 Installer (affected versions not specified)

Description: The issue exists due to insufficient input validation in the Windows Installer, leading to insecure library loading behavior. A locally authenticated attacker could exploit this to run arbitrary code with elevated system privileges, allowing them to install programs, view, change, or delete data, or create new accounts with full user rights.

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-269

CWE-264

Related Identifiers

BDU:2020-04759

CVE-2020-16902

Affected Products

Windows

Windows Installer

References · 7

• https://bdu.fstec.ru/vul/2020-04759 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-16902 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2020-16902 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16902 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-16902 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16902 · Security Note
• https://cybersecurity-help.cz/vdb/SB2020101345 · Note