CVE-2021-25444 Weak cryptography in Samsung Mobile Devices
Medium 5.5
Published
Updated
Check this codebase for CVE-2021-25444 and fix it if it is affected.
What it is: CVE-2021-25444 is a medium-severity vulnerability in Google Android, published on 5 Aug 2021. 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-2021-25444 in the wild and no public exploit code.
Affected product: Google Android. 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-2021-25444/ (Markdown: https://insights.sbomify.com/CVE-2021-25444/index.md)
A privileged process can decrypt custom keyblobs due to IV reuse in the keymaster component of Samsung mobile 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-2021-25444?
CVE-2021-25444 is a medium-severity vulnerability in Google Android, published on 5 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An IV reuse vulnerability in keymaster prior to SMR AUG-2021 Release 1 allows decryption of custom keyblob with privileged process.
Which versions are affected by CVE-2021-25444?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2021-25444?
No fix has been published for CVE-2021-25444 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-25444 being exploited?
There is no known exploitation of CVE-2021-25444 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-p3rp-7c36-7fjf.