PT-2025-15512 · Microsoft · Windows Rdp Client+1

Published 2025-04-08 · Updated 2025-04-10 · CVE-2025-26670

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Windows LDAP versions prior to the fixed version

Description: The issue is related to a use after free vulnerability in the Windows LDAP protocol, allowing an unauthorized attacker to execute code over a network. This vulnerability enables remote attackers to execute arbitrary code and affect the system.

Recommendations: For Windows LDAP versions prior to the fixed version, update to the latest version that includes the security updates for Windows 10 for 32-bit Systems and Windows 10 for x64-based Systems. As a temporary workaround, consider restricting access to the LDAP protocol to minimize the risk of exploitation.

Fix

RCE

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2025-04054

CVE-2025-26670

Affected Products

Windows

Windows Rdp Client

References · 12

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26670 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-04054 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-26670 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-26670 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-26670 · Security Note
• https://osv.dev/vulnerability/CVE-2025-26670 · Vendor Advisory
• https://twitter.com/CVEnew/status/1909906945059807580 · Twitter Post
• https://t.me/msrcreports/1982 · Telegram Post
• https://twitter.com/windowsforum/status/1909676770585895335 · Twitter Post
• https://twitter.com/feedly/status/1909727403401683294 · Twitter Post
• https://t.me/avleonovcom/1524 · Telegram Post
• https://reddit.com/r/AskWindowsQuery/comments/1juyfyw/microsoft_patch_tuesday_update_april_2025_121 · Reddit Post