How severe is CVE-2019-1132?

CVE-2019-1132 has a CVSS 3.1 base score of 7.8 (HIGH). EPSS estimates a 9.8% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2019-1132: Microsoft Win32k Privilege Escalation

CISA Known Exploited Vulnerabilities

Microsoft Win32k Privilege Escalation Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2022-03-15

Remediation due

2022-04-05

Required action
Apply updates per vendor instructions.

CISA notes
https://nvd.nist.gov/vuln/detail/CVE-2019-1132

Description

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'.

Severity

CVSS 3.1 · CISA7.8 HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impacttotal

Affected Products

Vendor	Product	Affected versions
Microsoft	Windows	7 for 32-bit Systems Service Pack 1 7 for x64-based Systems Service Pack 1
Microsoft	Windows Server	2008 R2 for x64-based Systems Service Pack 1 (Core installation) 2008 R2 for Itanium-Based Systems Service Pack 1 2008 R2 for x64-based Systems Service Pack 1 2008 for 32-bit Systems Service Pack 2 (Core installation) 2008 for Itanium-Based Systems Service Pack 2 2008 for 32-bit Systems Service Pack 2 2008 for x64-based Systems Service Pack 2 2008 for x64-based Systems Service Pack 2 (Core installation)

References

1 Links

Other references

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1132

Record Details

Published

2019-07-29

Last updated

2025-10-21

Assigner (CNA)

microsoft

Credited to

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.