CVE-2020-9820
HIGHCVSS 7.5/10EPSS 0.99%
Last modified
CVE-2020-9820 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A logic issue was addressed with improved restrictions. This issue is fixed in iOS 13.5 and iPadOS 13.5. EPSS estimates a 0.99% chance of exploitation in the next 30 days.
Description
A logic issue was addressed with improved restrictions. This issue is fixed in iOS 13.5 and iPadOS 13.5. A remote attacker may be able to modify the file system.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 13.5 |
| Apple | Iphone Os | < 13.5 |
References
- https://support.apple.com/HT211168Vendor Advisory
- https://support.apple.com/HT211168Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-9820?
A logic issue was addressed with improved restrictions. This issue is fixed in iOS 13.5 and iPadOS 13.5. A remote attacker may be able to modify the file system.
How severe is CVE-2020-9820?
CVE-2020-9820 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.99% probability of exploitation in the next 30 days.
How do I fix CVE-2020-9820?
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.
Related CVEs from 2020
- CVE-2020-9814A logic issue existed resulting in memory corruption. This w…7.8
- CVE-2020-9815An out-of-bounds read was addressed with improved bounds che…7.8
- CVE-2020-9816An out-of-bounds write issue was addressed with improved bou…7.8
- CVE-2020-9817A permissions issue existed. This issue was addressed with i…7.8
- CVE-2020-9818An out-of-bounds write issue was addressed with improved bou…8.8
- CVE-2020-9819A memory consumption issue was addressed with improved memor…4.3
- CVE-2020-9821A memory corruption issue was addressed with improved state …7.8
- CVE-2020-9822An out-of-bounds write issue was addressed with improved bou…7.8
- CVE-2020-9823This issue was addressed with improved checks. This issue is…7.5
- CVE-2020-9824A logic issue was addressed with improved restrictions. This…7.5
- CVE-2020-9825An access issue was addressed with additional sandbox restri…7.8
- CVE-2020-9826A denial of service issue was addressed with improved input …7.5
Are you affected by CVE-2020-9820?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST