PT-2026-47998 · Microsoft · Windows Rdp Server+1

CVE-2026-45634 · Published 2026-06-09 · Updated 2026-06-12

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

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

Description An out-of-bounds read occurs in Windows DHCP Server, which allows an authorized attacker to disclose sensitive information locally. An out-of-bounds read is a condition where the system reads data past the end of the intended buffer, potentially exposing memory contents.

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

DoS

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

BDU:2026-08298

CVE-2026-45634

Affected Products

Windows

Windows Rdp Server

References · 6

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45634 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-45634 · Security Note
• https://bdu.fstec.ru/vul/2026-08298 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-45634 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-45634 · Security Note
• https://t.me/cveNotify/167266 · Telegram Post