CVE-2021-40018 Null dereference in HarmonyOS
A null pointer dereference in the HarmonyOS eID module allows attackers to compromise data confidentiality.
- 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-2021-40018?
CVE-2021-40018 is a high-severity vulnerability in Huawei Harmonyos, published on 7 Jan 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The eID module has a null pointer reference vulnerability. Successful exploitation of this vulnerability may affect data confidentiality.
Weakness: CWE-476
Which versions are affected by CVE-2021-40018?
It affects 1 product.
Products include Huawei Harmonyos.
How do I fix CVE-2021-40018?
No fix has been published for CVE-2021-40018 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-40018 being exploited?
There is no known exploitation of CVE-2021-40018 in the wild and no public exploit code.
Other vulnerabilities in Huawei Harmonyos
Sources
Also known as GHSA-4jm9-2wwx-qxgm.