CVE-2020-1396

4 documents4 sources

Severity

7.8HIGH

EPSS

0.4%

top 42.13%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Microsoft Windows Microsoft Windows 10 Version 1903 FOR 32-bit Systems Microsoft Windows 10 Version 1903 FOR Arm64-based Systems +12 more

Timeline

PublishedJul 14

Latest updateMay 24

Description

An elevation of privilege vulnerability exists when Windows improperly handles calls to Advanced Local Procedure Call (ALPC).An attacker who successfully exploited this vulnerability could run arbitrary code in the security context of the local system, aka 'Windows ALPC Elevation of Privilege Vulnerability'.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages13 packages

▶CVEListV5microsoft/windows_10_version_1903_for_32-bit_systemsunspecified

▶CVEListV5microsoft/windows_10_version_1909_for_32-bit_systemsunspecified

▶CVEListV5microsoft/windows_10_version_2004_for_32-bit_systemsunspecified

▶CVEListV5microsoft/windows_10_version_1903_for_x64-based_systemsunspecified

▶CVEListV5microsoft/windows_10_version_1909_for_x64-based_systemsunspecified

Patches

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

🔴Vulnerability Details

GHSA

GHSA-469r-x3h6-wx66: An elevation of privilege vulnerability exists when Windows improperly handles calls to Advanced Local Procedure Call (ALPC)↗2022-05-24

▶

CVEList

CVE-2020-1396: An elevation of privilege vulnerability exists when Windows improperly handles calls to Advanced Local Procedure Call (ALPC)↗2020-07-14

▶

📋Vendor Advisories

Microsoft

Windows ALPC Elevation of Privilege Vulnerability↗2020-07-14

▶