CVE-2020-9971
HIGHCVSS 7.8/10EPSS 1.13%
Last modified
CVE-2020-9971 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A logic issue was addressed with improved validation. This issue is fixed in watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.0.1. EPSS estimates a 1.13% chance of exploitation in the next 30 days.
Description
A logic issue was addressed with improved validation. This issue is fixed in watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.0.1. A malicious application may be able to elevate privileges.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 14.0 |
| Apple | Iphone Os | < 14.0 |
| Apple | Macos | >= 11.0, < 11.0.1 |
| Apple | Tvos | < 14.0 |
| Apple | Watchos | < 7.0 |
References
- https://support.apple.com/en-us/HT211843Vendor Advisory
- https://support.apple.com/en-us/HT211844Vendor Advisory
- https://support.apple.com/en-us/HT211850Vendor Advisory
- https://support.apple.com/en-us/HT211931Vendor Advisory
- https://support.apple.com/en-us/HT211843Vendor Advisory
- https://support.apple.com/en-us/HT211844Vendor Advisory
- https://support.apple.com/en-us/HT211850Vendor Advisory
- https://support.apple.com/en-us/HT211931Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-9971?
A logic issue was addressed with improved validation. This issue is fixed in watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.0.1. A malicious application may be able to elevate privileges.
How severe is CVE-2020-9971?
CVE-2020-9971 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.13% probability of exploitation in the next 30 days.
How do I fix CVE-2020-9971?
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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- CVE-2020-9974A logic issue was addressed with improved state management. …5.5
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- CVE-2020-9976A logic issue was addressed with improved state management. …5.5
- CVE-2020-9977A validation issue existed in the entitlement verification. …5.5
Are you affected by CVE-2020-9971?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST