CVE-2021-28485

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.

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.64%
Vendor Advisory ericsson.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.gruppotim.it/it/footer/red-team.html third party advisory
https://www.ericsson.com/en/about-us/security/psirt vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-28485?
CVE-2021-28485 has been scored as a medium severity vulnerability.
How to fix CVE-2021-28485?
To fix CVE-2021-28485, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-28485 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-28485 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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