Cyber Resilience

CVE-2019-0808

Microsoft Windows Server 2008 r2

CISA KEVActive ExploitationEUVD ExploitedPublic PoC
Published
09 April 2019
Modified
29 October 2025
KEV Added
03 November 2021
Patch / advisory
CVSS Score v3.1 7.8
Click a component to see what it means
Raw vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.53 99th percentile
Risk Priority 83 floored blend · peak EPSS

Summary

CVE-2019-0808 is a high-severity an unspecified weakness vulnerability in Microsoft Windows Server 2008. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 1% of CVEs by exploit likelihood; CISA has added it to the Known Exploited Vulnerabilities catalog; a public proof-of-concept is referenced.

Deeper analysis AI-assisted summary

Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.

CVE-2019-0808 is an elevation of privilege vulnerability in the Windows Win32k component that arises when the component fails to properly handle objects in memory. It affects supported Windows releases and carries a CVSS 3.1 base score of 7.8 reflecting local attack vector, low attack complexity, and low privileges required.

An authenticated local attacker can exploit the flaw to escalate privileges and obtain full control over the affected system, resulting in high impact to confidentiality, integrity, and availability. The vulnerability is distinct from the related Win32k issue tracked as CVE-2019-0797.

Microsoft’s security advisory and associated patches address the issue, and the vulnerability appears in CISA’s catalog of known exploited vulnerabilities in the wild. Public exploit code referencing the NtUserMNDragOver function has also been published.

EU & UK References

Vulnerability Data

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.

CWE(s)
KEV Date Added
03 November 2021

Related Threats

CVEs Like This One

CVE-2018-8120Same product: Microsoft Windows 7both on KEV
CVE-2018-8589Same product: Microsoft Windows 7both on KEV
CVE-2019-1132Same product: Microsoft Windows 7both on KEV
CVE-2017-0101Same product: Microsoft Windows 7both on KEV
CVE-2016-0040Same product: Microsoft Windows 7both on KEV
CVE-2015-1701Same product: Microsoft Windows 7both on KEV
CVE-2018-8397Same product: Microsoft Windows 7
CVE-2010-2568Same product: Microsoft Windows 7both on KEV
CVE-2015-1635Same product: Microsoft Windows 7both on KEV
CVE-2012-0151Same product: Microsoft Windows 7both on KEV

Affected Assets

microsoft
windows 7
all versions
microsoft
windows server 2008
all versions, r2

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References