PT-2021-2590 · Microsoft · Windows

Vbty · Published 2021-04-13 · Updated 2026-01-06 · CVE-2021-28446

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Windows (affected versions not specified)

Description The issue is related to insufficient protection of service data in the port mapping configuration of Microsoft Windows, allowing an attacker to gain unauthorized access to protected information. This can enable attackers to obtain sensitive information and affect the system.

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

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

BDU:2021-02062

CVE-2021-28446

Affected Products

Windows

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2021-28446 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28446 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-02062 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-28446 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-28446 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-28446 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28446 · Security Note
• https://twitter.com/grok/status/2008563365350621471 · Twitter Post