CVE-2018-4191
UnknownEPSS 2.17%
Last modified
CVE-2018-4191 is a vulnerability of currently unknown severity. A memory corruption issue was addressed with improved validation. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.. EPSS estimates a 2.17% chance of exploitation in the next 30 days.
Description
A memory corruption issue was addressed with improved validation. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Safari | < 12 |
| Apple | Iphone Os | < 12.0 |
| Apple | Tvos | < 12 |
| Apple | Watchos | < 5.0 |
| Apple | Icloud | < 7.7 |
| Apple | Itunes | < 12.9 |
References
- https://support.apple.com/kb/HT209106Vendor Advisory
- https://support.apple.com/kb/HT209107Vendor Advisory
- https://support.apple.com/kb/HT209108Vendor Advisory
- https://support.apple.com/kb/HT209109Vendor Advisory
- https://support.apple.com/kb/HT209140Vendor Advisory
- https://support.apple.com/kb/HT209141Vendor Advisory
- https://support.apple.com/kb/HT209106Vendor Advisory
- https://support.apple.com/kb/HT209107Vendor Advisory
- https://support.apple.com/kb/HT209108Vendor Advisory
- https://support.apple.com/kb/HT209109Vendor Advisory
- https://support.apple.com/kb/HT209140Vendor Advisory
- https://support.apple.com/kb/HT209141Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-4191?
A memory corruption issue was addressed with improved validation. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.
How severe is CVE-2018-4191?
Severity scoring for CVE-2018-4191 is pending analysis. The EPSS model estimates a 2.17% probability of exploitation in the next 30 days.
How do I fix CVE-2018-4191?
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-2018-4191?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST