PT-2023-12128

CVE-2021-28485

Published

2023-09-14

Updated

2023-10-25

Description by

CVSS 3.1

4.3

Medium

MetricsAV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Ericsson Mobile Switching Center Server (MSC-S) versions BC 18A and IS 3.1 through IS 3.1 CP21

Description The issue allows relative path traversal via a specific parameter in the https request after authentication, which enables access to files on the system that are not intended to be accessible via the web application.

Recommendations For Ericsson Mobile Switching Center Server (MSC-S) versions BC 18A and IS 3.1 through IS 3.1 CP21, update to IS 3.1 CP22 or later to resolve the issue.

Exploitability

Fix

Impacts

Researchers

Alessandro Bosco

Massimiliano Brolli

Mohamed Amine Ouad

Vendors

Affected products

Weakness enumeration

CWE-22: Improper Limitation of a Pathname to a Restricted Directory (\'Path Traversal\')

Related identifiers