CVE-2019-0543An elevation of privilege vulnerability exists when Windows improperly handles authentication requests, aka "Microsoft Windows Elevation of Privilege Vulnerability." This affects Windows 7, Windows S…
Updated under an hour ago ()
Does this affect you?
It affects microsoft windows_10_1507 and 14 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Mar 15, 2022; federal agencies had to remediate by Apr 5, 2022, and it is known to be used in ransomware. Treat that date as your deadline.
Do this next
Free account, 1 product
An elevation of privilege vulnerability exists when Windows improperly handles authentication requests, aka "Microsoft Windows Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.
- CVSS
- 7.8 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-287
- Known exploited
- Added to CISA KEV Mar 15, 2022; federal remediation due Apr 5, 2022; known ransomware useApply updates per vendor instructions.
- EPSS (exploitation in the next 30 days)
- 4.72% (percentile 92)
- Assigned by
- microsoft
- NVD analysis
- Analyzed
- Record last updated
- Jan 12, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
microsoft windows_10_1507 microsoft:windows_10_1507 | all versions; all versions | NVD |
microsoft windows_10_1607 microsoft:windows_10_1607 | all versions; all versions | NVD |
microsoft windows_10_1703 microsoft:windows_10_1703 | all versions; all versions | NVD |
microsoft windows_10_1709 microsoft:windows_10_1709 | all versions | NVD |
microsoft windows_10_1803 microsoft:windows_10_1803 | all versions; all versions; all versions | NVD |
microsoft windows_10_1809 microsoft:windows_10_1809 | all versions; all versions; all versions | NVD |
microsoft windows_7 microsoft:windows_7 | all versions | NVD |
microsoft windows_8.1 microsoft:windows_8.1 | all versions | NVD |
microsoft windows_rt_8.1 microsoft:windows_rt_8.1 | all versions | NVD |
microsoft windows_server_1709 microsoft:windows_server_1709 | all versions | NVD |
microsoft windows_server_1803 microsoft:windows_server_1803 | all versions | NVD |
microsoft windows_server_2008 microsoft:windows_server_2008 | all versions; r2; r2 | NVD |
microsoft windows_server_2012 microsoft:windows_server_2012 | all versions; r2 | NVD |
microsoft windows_server_2016 microsoft:windows_server_2016 | all versions | NVD |
microsoft windows_server_2019 microsoft:windows_server_2019 | all versions | NVD |
References
- http://www.securityfocus.com/bid/106408vdb-entry, x-refsource-bid, broken-link, third-party-advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0543x-refsource-confirm, patch, vendor-advisory
- https://www.exploit-db.com/exploits/46156/exploit, x-refsource-exploit-db, third-party-advisory, vdb-entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0543us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.