CVE-2020-27951
HIGHCVSS 7.8/10EPSS 1.06%
Last modified
CVE-2020-27951 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. This issue was addressed with improved checks. This issue is fixed in watchOS 6.3, iOS 12.5, iOS 14.3 and iPadOS 14.3, watchOS 7.2. EPSS estimates a 1.06% chance of exploitation in the next 30 days.
Description
This issue was addressed with improved checks. This issue is fixed in watchOS 6.3, iOS 12.5, iOS 14.3 and iPadOS 14.3, watchOS 7.2. Unauthorized code execution may lead to an authentication policy violation.
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 | < 14.3 |
| Apple | Iphone Os | < 12.5 |
| Apple | Iphone Os | >= 14.0, < 14.3 |
| Apple | Watchos | >= 6.0, < 6.3 |
| Apple | Watchos | >= 7.0, < 7.2 |
References
- https://support.apple.com/en-us/HT212003Vendor Advisory
- https://support.apple.com/en-us/HT212004Vendor Advisory
- https://support.apple.com/en-us/HT212006Vendor Advisory
- https://support.apple.com/en-us/HT212009Vendor Advisory
- https://support.apple.com/en-us/HT212003Vendor Advisory
- https://support.apple.com/en-us/HT212004Vendor Advisory
- https://support.apple.com/en-us/HT212006Vendor Advisory
- https://support.apple.com/en-us/HT212009Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-27951?
This issue was addressed with improved checks. This issue is fixed in watchOS 6.3, iOS 12.5, iOS 14.3 and iPadOS 14.3, watchOS 7.2. Unauthorized code execution may lead to an authentication policy violation.
How severe is CVE-2020-27951?
CVE-2020-27951 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.06% probability of exploitation in the next 30 days.
How do I fix CVE-2020-27951?
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-2020-27951?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST