CVE-2019-0880
KEVMicrosoft Windows Privilege Escalation Vulnerability
Description
A local elevation of privilege vulnerability exists in how splwow64.exe handles certain calls. An attacker who successfully exploited the vulnerability could elevate privileges on an affected system from low-integrity to medium-integrity.
A local elevation of privilege vulnerability exists in how splwow64.exe handles certain calls, aka 'Microsoft splwow64 Elevation of Privilege Vulnerability'.
CVSS 3.1 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HPublishedJul 15, 2019
Last modifiedJun 17, 2026
Added to KEVMay 23, 2022
Remediation dueJun 13, 2022
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0880PatchVendor Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0880US Government Resource
0 recent articles mention this CVE
69
Risk assessment · High
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 1596 days
- CVSS
- 7.8 HIGH
- EPSS (30-day exploit probability)
- 2.3% · top 17% of all CVEs
- Weakness
- NVD-CWE-noinfo
Recommended actions
- 1.Apply updates per vendor instructions.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.