CVE-2021-33658 Missing authorization in atune
Local attackers can escalate privileges or modify files via the atune interface because authentication is disabled by default in openEuler.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-33658?
CVE-2021-33658 is a high-severity missing authorization vulnerability in openEuler atune, published on 11 Mar 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
atune before 0.3-0.8 log in as a local user and run the curl command to access the local atune url interface to escalate the local privilege or modify any file. Authentication is not forcibly enabled in the default configuration.
Weakness: CWE-306
Which versions are affected by CVE-2021-33658?
It affects 1 product.
Products include Huawei Atune.
How do I fix CVE-2021-33658?
Upgrade to a fixed version.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2021-33658 being exploited?
There is no known exploitation of CVE-2021-33658 in the wild and no public exploit code.
Sources
Also known as GHSA-w6wx-x6vc-9hfh, OESA-2022-1541.