CVE-2020-3831
HIGHCVSS 7/10EPSS 0.80%
Last modified
CVE-2020-3831 is a high-severity vulnerability rated 7/10 on the CVSS scale. A race condition was addressed with improved locking. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1. EPSS estimates a 0.80% chance of exploitation in the next 30 days.
Description
A race condition was addressed with improved locking. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1. An application may be able to execute arbitrary code with kernel privileges.
Metrics
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 13.3.1 |
| Apple | Iphone Os | < 13.3.1 |
References
- https://support.apple.com/HT210918Release Notes, Vendor Advisory
- https://support.apple.com/HT210918Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-3831?
A race condition was addressed with improved locking. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1. An application may be able to execute arbitrary code with kernel privileges.
How severe is CVE-2020-3831?
CVE-2020-3831 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.
How do I fix CVE-2020-3831?
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.
Are you affected by CVE-2020-3831?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST