CVE-2019-0880

Name: CVE-2019-0880
Creator: NVD / NIST
Published: 2019-07-15T19:15:15.687+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10Actively ExploitedEPSS 2.40%

Last modified Jun 17, 2026

CVE-2019-0880 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A local elevation of privilege vulnerability exists in how splwow64.exe handles certain calls, aka 'Microsoft splwow64 Elevation of Privilege Vulnerability'.. CISA has confirmed active exploitation in the wild. EPSS estimates a 2.40% chance of exploitation in the next 30 days.

Description

A local elevation of privilege vulnerability exists in how splwow64.exe handles certain calls, aka 'Microsoft splwow64 Elevation of Privilege Vulnerability'.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

2.40%

81.9th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Jun 13, 2022.

Affected Software

Vendor	Product	Versions
Microsoft	Windows 10 1507	All versions
Microsoft	Windows 10 1607	All versions
Microsoft	Windows 10 1703	All versions
Microsoft	Windows 10 1709	All versions
Microsoft	Windows 10 1803	All versions
Microsoft	Windows 10 1809	All versions
Microsoft	Windows 10 1903	All versions
Microsoft	Windows 8.1	All versions
Microsoft	Windows Rt 8.1	All versions
Microsoft	Windows Server 1903	All versions
Microsoft	Windows Server 2012	All versions
Microsoft	Windows Server 2012	r2
Microsoft	Windows Server 2016	All versions
Microsoft	Windows Server 2019	All versions

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0880Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0880Patch, Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0880US Government Resource

Timeline

Published: Jul 15, 2019
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2019-0880?

A local elevation of privilege vulnerability exists in how splwow64.exe handles certain calls, aka 'Microsoft splwow64 Elevation of Privilege Vulnerability'.

How severe is CVE-2019-0880?

CVE-2019-0880 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 2.40% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2019-0880?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-0880?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST