PT-2021-3271 · Microsoft · Enhanced Cryptographic Provider+1

Published 2021-06-08 · Updated 2025-10-30 · CVE-2021-31201

Positive Technologies (AI Summary)

CVSS v3.1

5.2

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Microsoft Enhanced Cryptographic Provider (affected versions not specified)

Description The issue is related to insecure privilege management in the Microsoft Enhanced Cryptographic Provider, which can be exploited to elevate privileges. This could allow 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.

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

BDU:2021-03025

CVE-2021-31201

Affected Products

Enhanced Cryptographic Provider

Windows

References · 19

• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-31201 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-31201 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-03025 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31201 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-31201 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31201 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-31201 · Vendor Advisory
• https://t.me/cvenotify/113952 · Telegram Post
• https://t.me/cvenotify/15910 · Telegram Post
• https://t.me/cvenotify/16121 · Telegram Post
• https://t.me/cveNotify/141038 · Telegram Post
• https://t.me/cvenotify/15927 · Telegram Post
• https://t.me/cvenotify/15911 · Telegram Post
• https://t.me/true_secator/3227 · Telegram Post
• https://t.me/cvenotify/16342 · Telegram Post