CVE-2020-9820 A logic issue was addressed with improved restrictions.
High 7.5
Published
Updated
Check this codebase for CVE-2020-9820 and fix it if it is affected.
What it is: CVE-2020-9820 is a high-severity vulnerability in Apple Ipados, published on 9 Jun 2020.
Exploitation: There is no known exploitation of CVE-2020-9820 in the wild and no public exploit code.
Affected product: Apple Ipados. No package-level version data is available, so check the vendor advisory linked from the reference page.
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-2020-9820/ (Markdown: https://insights.sbomify.com/CVE-2020-9820/index.md)
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2020-9820?
CVE-2020-9820 is a high-severity vulnerability in Apple Ipados, published on 9 Jun 2020.
Official 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.
Which versions are affected by CVE-2020-9820?
It affects 2 products.
Products include Apple Ipados, Apple Iphone Os.
How do I fix CVE-2020-9820?
No fix has been published for CVE-2020-9820 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-9820 being exploited?
There is no known exploitation of CVE-2020-9820 in the wild and no public exploit code.
Other vulnerabilities in Apple Ipados
- CVE-2025-43300 Apple iOS, iPadOS, and macOS Out-of-Bounds Write
- CVE-2025-24201 Apple Multiple Products WebKit Out-of-Bounds Write
- CVE-2025-24085 Apple Multiple Products Use-After-Free
- CVE-2025-31200 Apple Multiple Products Memory Corruption
- CVE-2025-31201 Apple Multiple Products Arbitrary Read and Write
Sources
Also known as GHSA-323q-hgv4-565g.