CVE-2025-21307 — Use After Free in Microsoft Windows 10 Version 1507

CWE-416 — Use After Free12 documents8 sources
Severity
9.8CRITICALNVD
EPSS
10.8%
top 6.64%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
27
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+24 more
Timeline
PublishedJan 14
Latest updateJan 17

Description

Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages26 packages

▶NVDmicrosoft/windows< 10.0.14393.7699+5
▶NVDmicrosoft/windows_10_1507< 10.0.10240.20890
▶NVDmicrosoft/windows_10_1607< 10.0.14393.7699
▶NVDmicrosoft/windows_10_1809< 10.0.17763.6775
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.5371

Patches

Patch: msrc.microsoft.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-j9w9-6jj7-c2px: Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability↗2025-01-14
▶
CVEList
Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability↗2025-01-14
▶

📋Vendor Advisories

1
Microsoft
Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability↗2025-01-14
▶

🕵️Threat Intelligence

8
Qualys
Mitigate CVE-2025-21307 Risk Before the Weekend | Qualys↗2025-01-17
▶
Qualys
How to Mitigate risk of CVE-2025-21307 Before the Weekend Without a Patch↗2025-01-17
▶
Bleepingcomputer
Microsoft January 2025 Patch Tuesday fixes 8 zero-days, 159 flaws↗2025-01-14
▶
Qualys
Microsoft and Adobe Patch Tuesday, January 2025 Security Update Review↗2025-01-14
▶
Talos
Microsoft Patch Tuesday for January 2025 — Snort rules and prominent vulnerabilities↗2025-01-14
▶
CVE-2025-21307 — Use After Free in Microsoft | cvebase