CVE-2021-22400 Denial of service in OxfordS-AN00A
A malicious app can crash the system by modifying parameters due to insufficient input validation in Huawei smartphones.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-22400?
CVE-2021-22400 is a medium-severity denial of service vulnerability in OxfordS-AN00A, published on 3 Aug 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Some Huawei Smartphones has an insufficient input validation vulnerability due to the lack of parameter validation. An attacker may trick a user into installing a malicious APP. The app can modify specific parameters, causing the system to crash. Affected product include:OxfordS-AN00A 10.0.1.10(C00E10R1P1),10.0.1.105(C00E103R3P3),10.0.1.115(C00E110R3P3),10.0.1.123(C00E121R3P3),10.0.1.135(C00E130R3P3),10.0.1.135(C00E130R4P1),10.0.1.152(C00E140R4P1),10.0.1.160(C00E160R4P1),10.0.1.167(C00E166R4P1),10.0.1.173(C00E172R5P1),10.0.1.178(C00E175R5P1) and 10.1.0.202(C00E79R5P1).
Weakness: CWE-20
Which versions are affected by CVE-2021-22400?
It affects 1 product.
Products include Huawei Oxfords-An00a Firmware.
How do I fix CVE-2021-22400?
No fix has been published for CVE-2021-22400 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2021-22400 being exploited?
There is no known exploitation of CVE-2021-22400 in the wild and no public exploit code.
Other vulnerabilities in OxfordS-AN00A
Sources
Also known as GHSA-ppx9-6hx6-3rfr.