CVE-2019-0808
An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka…
- 7.8HighCVSS base score
- 53.3%Exploitation in 30 daysEPSS · top 1.0% of all CVEs
- YesKnown exploitedin CISA's KEV since 3 Nov 2021
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
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'. This CVE ID is unique from CVE-2019-0797.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Microsoft Win32k Privilege Escalation Vulnerability.
- Added
- 3 Nov 2021
- Fix due (US federal)
- 3 May 2022
- Used by ransomware
- Not known
Apply updates per vendor instructions.
ENISA's EU Vulnerability Database lists it as exploited, from CISA's KEV, since 3 Nov 2021.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and an Exploit-DB entry for it. CISA's SSVC rates its exploitation: it is being exploited.
Show the exploits2
Metasploit modules1 module
- Microsoft Windows NtUserMNDragOver Local Privilege Elevation (Metasploit module) (opens in a new tab)
exploit/windows/local/ntusermndragoverRank normaldisclosed 12 Mar 2019
Exploit-DB1 entry
- Microsoft Windows 7/2008 - 'Win32k' Denial of Service (PoC) (Exploit-DB entry) (opens in a new tab)
EDB-ID 46604dos, windowspublished 26 Mar 2019Not verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By microsoft
- 4 months later
· 4 months later
Published
- 3 years later
· 3 years later
Added to CISA KEV
Known exploited in the wild
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 53.3% · top 1.0% of all CVEs (11 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
- affected 7 for 32-bit Systems Service Pack 1
- affected 7 for x64-based Systems Service Pack 1
- affected 2008 R2 for x64-based Systems Service Pack 1 (Core installation)
- affected 2008 R2 for Itanium-Based Systems Service Pack 1
- affected 2008 R2 for x64-based Systems Service Pack 1
- affected 2008 for 32-bit Systems Service Pack 2 (Core installation)
- affected 2008 for Itanium-Based Systems Service Pack 2
- affected 2008 for 32-bit Systems Service Pack 2
- affected 2008 for x64-based Systems Service Pack 2
- affected 2008 for x64-based Systems Service Pack 2 (Core installation)
References
References3
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0808 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://packetstormsecurity.com/files/157616/Microsoft-Windows-NtUserMNDragOver-Local-Privilege-Escalation.html (opens in a new tab)x_refsource_MISCx_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0808 (opens in a new tab)government-resource
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2019-1563 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2019-0808)Record last updated .