CVE-2021-37023 Path traversal in HarmonyOS
Attackers can read and write media files in non-distributed directories on any networked Huawei HarmonyOS device due to improper access control.
- 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-2021-37023?
CVE-2021-37023 is a medium-severity path traversal vulnerability in Huawei Harmonyos, published on 23 Nov 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
There is a Improper Access Control vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability will cause media files which can be reads and writes in non-distributed directories on any device on the network..
Weakness: CWE-22
Which versions are affected by CVE-2021-37023?
It affects 1 product.
Products include Huawei Harmonyos.
How do I fix CVE-2021-37023?
No fix has been published for CVE-2021-37023 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2021-37023 being exploited?
There is no known exploitation of CVE-2021-37023 in the wild and no public exploit code.
Other vulnerabilities in Huawei Harmonyos
Sources
Also known as GHSA-f2j4-5mw5-qhr4.