CVE-2021-37109 Security feature bypass in EMUI
High 7.8
Published
Updated
Check this codebase for CVE-2021-37109 and fix it if it is affected.
What it is: CVE-2021-37109 is a high-severity vulnerability in Huawei Emui, published on 9 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2021-37109 in the wild and no public exploit code.
Affected product: Huawei Emui. 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-2021-37109/ (Markdown: https://insights.sbomify.com/CVE-2021-37109/index.md)
Attackers can bypass modem security protections, leading to memory protection failures in Huawei EMUI devices.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-37109?
CVE-2021-37109 is a high-severity vulnerability in Huawei Emui, published on 9 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
There is a security protection bypass vulnerability with the modem.Successful exploitation of this vulnerability may cause memory protection failure.
Which versions are affected by CVE-2021-37109?
It affects 1 product.
Products include Huawei Emui.
How do I fix CVE-2021-37109?
No fix has been published for CVE-2021-37109 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-37109 being exploited?
There is no known exploitation of CVE-2021-37109 in the wild and no public exploit code.
Other vulnerabilities in Huawei Emui
Sources
Also known as GHSA-j3r5-qj7p-8499.