CVE-2018-8589
Last modified
CVE-2018-8589 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An elevation of privilege vulnerability exists when Windows improperly handles calls to Win32k.sys, aka "Windows Win32k Elevation of Privilege Vulnerability." This affects Windows Server 2008, Windows 7, Windows Server 2008 R2.. CISA has confirmed active exploitation in the wild. EPSS estimates a 3.05% chance of exploitation in the next 30 days.
Description
An elevation of privilege vulnerability exists when Windows improperly handles calls to Win32k.sys, aka "Windows Win32k Elevation of Privilege Vulnerability." This affects Windows Server 2008, Windows 7, Windows Server 2008 R2.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitation Status
This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Microsoft | Windows 7 | All versions | Sp1 |
| Microsoft | Windows Server 2008 | All versions | Sp2 |
| Microsoft | Windows Server 2008 | r2 | Sp1 |
References
- http://www.securityfocus.com/bid/105796Broken Link, Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1042140Broken Link, Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8589Patch, Vendor Advisory
- http://www.securityfocus.com/bid/105796Broken Link, Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1042140Broken Link, Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8589Patch, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8589US Government Resource
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2018-8589?
How severe is CVE-2018-8589?
How do I fix CVE-2018-8589?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2018
- CVE-2018-8581An elevation of privilege vulnerability exists in Microsoft …7.4
- CVE-2018-8582A remote code execution vulnerability exists in the way that…
- CVE-2018-8583A remote code execution vulnerability exists in the way that…
- CVE-2018-8584An elevation of privilege vulnerability exists when Windows …
- CVE-2018-8587A remote code execution vulnerability exists in Microsoft Ou…
- CVE-2018-8588A remote code execution vulnerability exists in the way that…
- CVE-2018-8592An elevation of privilege vulnerability exists in Windows 10…
- CVE-2018-8595An information disclosure vulnerability exists when the Wind…
- CVE-2018-8596An information disclosure vulnerability exists when the Wind…
- CVE-2018-8597A remote code execution vulnerability exists in Microsoft Ex…
- CVE-2018-8598An information disclosure vulnerability exists when Microsof…
- CVE-2018-8599An elevation of privilege vulnerability exists when the Diag…
Are you affected by CVE-2018-8589?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST