CVE-2018-8403
UnknownEPSS 12.55%
Last modified
CVE-2018-8403 is a vulnerability of currently unknown severity. A remote code execution vulnerability exists in the way that Microsoft browsers access objects in memory, aka "Microsoft Browser Memory Corruption Vulnerability." This affects Internet Explorer 11, Microsoft Edge, Internet Explorer 10.. EPSS estimates a 12.55% chance of exploitation in the next 30 days.
Description
A remote code execution vulnerability exists in the way that Microsoft browsers access objects in memory, aka "Microsoft Browser Memory Corruption Vulnerability." This affects Internet Explorer 11, Microsoft Edge, Internet Explorer 10.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Internet Explorer | 11 |
| Microsoft | Edge | All versions |
| Microsoft | Internet Explorer | 10 |
References
- http://www.securityfocus.com/bid/105033Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041457Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8403Patch, Vendor Advisory
- http://www.securityfocus.com/bid/105033Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041457Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8403Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-8403?
A remote code execution vulnerability exists in the way that Microsoft browsers access objects in memory, aka "Microsoft Browser Memory Corruption Vulnerability." This affects Internet Explorer 11, Microsoft Edge, Internet Explorer 10.
How severe is CVE-2018-8403?
Severity scoring for CVE-2018-8403 is pending analysis. The EPSS model estimates a 12.55% probability of exploitation in the next 30 days.
How do I fix CVE-2018-8403?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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.
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Are you affected by CVE-2018-8403?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST