CVE-2021-28485 Path traversal in n/a
An authenticated attacker can exploit a path traversal vulnerability in the SIS web application to access unauthorized system files.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-28485?
CVE-2021-28485 is a medium-severity path traversal vulnerability in n/a, published on 14 Sep 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In Ericsson Mobile Switching Center Server (MSC-S) before IS 3.1 CP22, the SIS web application allows relative path traversal via a specific parameter in the https request after authentication, which allows access to files on the system that are not intended to be accessible via the web application.
Weakness: CWE-22
Which versions are affected by CVE-2021-28485?
It affects 1 product.
Products include Ericsson Mobile Switching Center Server Bc 18a Firmware.
How do I fix CVE-2021-28485?
No fix has been published for CVE-2021-28485 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-2021-28485 being exploited?
There is no known exploitation of CVE-2021-28485 in the wild and no public exploit code.
Sources
Also known as GHSA-r68w-x838-c65m.