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TI-2019-01157 Aliases CVE-2019-1458GHSA-hqp5-7hf2-3rq4

An elevation of privilege vulnerability exists in Windows when the Win32k component fails…

Priority CRITICAL 93Exploited in the wildPublished · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

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'.

Why it matters now

Exploitation Active In CISA KEV since 2022-01-10CISA due date 2022-07-10Known ransomware use
EPSS 0.74438 99th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Active
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MicrosoftWindows10 for 32-bit Systems; 10 for x64-based Systems; 10 Version 1607 for 32-bit Systems; 10 Version 1607 for x64-based Systems; 7 for 32-bit Systems Service Pack 1; 7 for x64-based Systems Service Pack 1; 8.1 for 32-bit systems; 8.1 for x64-based systems; RT 8.1—No fix listedCNA
MicrosoftWindows Server2016; 2016 (Core installation); 2008 for 32-bit Systems Service Pack 2; 2008 for 32-bit Systems Service Pack 2 (Core installation); 2008 for Itanium-Based Systems Service Pack 2; 2008 for x64-based Systems Service Pack 2; 2008 for x64-based Systems Service Pack 2 (Core installation); 2008 R2 for Itanium-Based Systems Service Pack 1; 2008 R2 for x64-based Systems Service Pack 1; 2008 R2 for x64-based Systems Service Pack 1 (Core installation); 2012; 2012 (Core installation); 2012 R2; 2012 R2 (Core installation)—No fix listedCNA
  • Windows VendorMicrosoft Affected 10 for 32-bit Systems; 10 for x64-based Systems; 10 Version 1607 for 32-bit Systems; 10 Version 1607 for x64-based Systems; 7 for 32-bit Systems Service Pack 1; 7 for x64-based Systems Service Pack 1; 8.1 for 32-bit systems; 8.1 for x64-based systems; RT 8.1 Fixed in — No fix listed CNA
  • Windows Server VendorMicrosoft Affected 2016; 2016 (Core installation); 2008 for 32-bit Systems Service Pack 2; 2008 for 32-bit Systems Service Pack 2 (Core installation); 2008 for Itanium-Based Systems Service Pack 2; 2008 for x64-based Systems Service Pack 2; 2008 for x64-based Systems Service Pack 2 (Core installation); 2008 R2 for Itanium-Based Systems Service Pack 1; 2008 R2 for x64-based Systems Service Pack 1; 2008 R2 for x64-based Systems Service Pack 1 (Core installation); 2012; 2012 (Core installation); 2012 R2; 2012 R2 (Core installation) Fixed in — No fix listed CNA

CPE configurations NVD · 13

CPEVersionsRoleVendor
cpe:2.3:o:microsoft:windows_10_1507:-:*:*:*:*:*:x64:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_1507:-:*:*:*:*:*:x86:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x64:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x86:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:itanium:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:itanium:*r2 sp1VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x86:*r2 sp1VulnerableMicrosoft
  • cpe:2.3:o:microsoft:windows_10_1507:-:*:*:*:*:*:x64:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_1507:-:*:*:*:*:*:x86:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x64:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x86:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:itanium:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:itanium:* Versions r2 sp1 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x86:* Versions r2 sp1 Vulnerable ·Microsoft
Show 3 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*r2VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
  • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* Versions r2 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2022-01-10 Added to CISA KEV
  2. 2026-10-02 Threatist record created from CVE-2019-1458
  3. 2026-10-03 Alias added: GHSA-hqp5-7hf2-3rq4

References

Exploit 2

Patch 1

  • TI-2017-06077 Microsoft Windows XP SP3, Windows XP x64 XP2, Windows Server 2003 SP2, Windows Vista… KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-24062 Windows SMB Client Elevation of Privilege Vulnerability KEVCVSS 3.1HIGH 8.8
  • TI-2025-24042 Internet Shortcut Files Remote Code Execution Vulnerability KEVCVSS 3.1HIGH 8.8
  • TI-2024-32708 Windows Task Scheduler Elevation of Privilege Vulnerability KEVCVSS 3.1HIGH 8.8
  • TI-2024-29106 Windows MSHTML Platform Spoofing Vulnerability KEVCVSS 3.1HIGH 8.8
  • TI-2024-19802 Windows MSHTML Platform Security Feature Bypass Vulnerability KEVCVSS 3.1HIGH 8.8
See all 1229 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences