CVE-2021-22295 Privilege escalation in HarmonyOS
Local attackers can bypass permissions and cause device hangs via a page fault handler error in HarmonyOS.
- 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-2021-22295?
CVE-2021-22295 is a medium-severity vulnerability in Huawei Harmonyos, published on 6 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A component of the HarmonyOS has a permission bypass vulnerability. Local attackers may exploit this vulnerability to cause the device to hang due to the page error OsVmPageFaultHandler.
Weakness: CWE-276
Which versions are affected by CVE-2021-22295?
It affects 1 product.
Products include Huawei Harmonyos.
How do I fix CVE-2021-22295?
No fix has been published for CVE-2021-22295 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-22295 being exploited?
There is no known exploitation of CVE-2021-22295 in the wild and no public exploit code.
Other vulnerabilities in Huawei Harmonyos
Sources
Also known as GHSA-3fc2-v7qw-hp8q.