CVE-2021-39982 Privilege escalation in HarmonyOS
Attackers can read and write arbitrary files by tampering with Phone Manager notifications, leading to privilege escalation in HarmonyOS.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-39982?
CVE-2021-39982 is a critical vulnerability in Huawei Harmonyos, published on 3 Jan 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Phone Manager application has a Improper Privilege Management vulnerability.Successful exploitation of this vulnerability may read and write arbitrary files by tampering with Phone Manager notifications.
Weakness: CWE-269
Which versions are affected by CVE-2021-39982?
It affects 1 product.
Products include Huawei Harmonyos.
How do I fix CVE-2021-39982?
No fix has been published for CVE-2021-39982 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-39982 being exploited?
There is no known exploitation of CVE-2021-39982 in the wild and no public exploit code.
Other vulnerabilities in Huawei Harmonyos
Sources
Also known as GHSA-9rf5-wgjg-pfv4.