CVE-2021-30819
MEDIUMCVSS 5.5/10EPSS 0.80%
Last modified
CVE-2021-30819 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 15 and iPadOS 15. EPSS estimates a 0.80% chance of exploitation in the next 30 days.
Description
An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 15 and iPadOS 15. Processing a maliciously crafted USD file may disclose memory contents.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 15.0 |
| Apple | Iphone Os | < 15.0 |
| Apple | Macos | < 11.6 |
References
- http://seclists.org/fulldisclosure/2021/Oct/61Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT212814Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT212804Vendor Advisory
- http://seclists.org/fulldisclosure/2021/Oct/61Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT212814Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT212804Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-30819?
An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 15 and iPadOS 15. Processing a maliciously crafted USD file may disclose memory contents.
How severe is CVE-2021-30819?
CVE-2021-30819 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.
How do I fix CVE-2021-30819?
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-2021-30819?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST