CVE-2023-21727

CWE-122 — Heap-based Buffer Overflow5 documents5 sources
Severity
8.8HIGH
EPSS
2.7%
top 14.15%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
29
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+26 more
Timeline
PublishedApr 11
Latest updateDec 4

Description

Remote Procedure Call Runtime Remote Code Execution Vulnerability

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages29 packages

▶NVDmicrosoft/windows_10_1607< 10.0.14393.5850
▶NVDmicrosoft/windows_10_1809< 10.0.17763.4252
▶NVDmicrosoft/windows_10_20h2< 10.0.19042.2846
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.2846
▶NVDmicrosoft/windows_10_22h2< 10.0.19045.2846

Patches

Patch: msrc.microsoft.com ↗Patch: msrc.microsoft.com ↗

🔴Vulnerability Details

3
OSV
linux-iot vulnerabilities↗2025-12-04
▶
GHSA
GHSA-h785-wmf4-9p56: Remote Procedure Call Runtime Remote Code Execution Vulnerability↗2023-04-11
▶
CVEList
Remote Procedure Call Runtime Remote Code Execution Vulnerability↗2023-04-11
▶

📋Vendor Advisories

1
Microsoft
Remote Procedure Call Runtime Remote Code Execution Vulnerability↗2023-04-11
▶
CVE-2023-21727 (HIGH CVSS 8.8) | Remote Procedure Call Runtime Remot | cvebase.io