ZDI-CAN-23458: (0Day) oFono SimToolKit Heap-based Buffer Overflow Privilege Escalation Vulnerability

Published Aug 5, 2024
·
Updated

This vulnerability allows local attackers to execute arbitrary code on affected installations of oFono. An attacker must first obtain the ability to execute code on the target modem in order to exploit this vulnerability. The specific flaw exists within the parsing of STK command PDUs. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the service account.

Other sources

This vulnerability allows local attackers to execute arbitrary code on affected installations of oFono. An attacker must first obtain the ability to execute code on the target modem in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2024-7545.

ZDI

Affected Software

1 affected component
oFono oFono

Event History

Aug 5, 2024
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
Feb 25, 2025
Advisory Published
via ZDI·02:20 PM

Frequently Asked Questions

1

What is the severity of ZDI-CAN-23458?

The severity of ZDI-CAN-23458 is high due to its potential to allow local attackers to execute arbitrary code.

2

How do I fix ZDI-CAN-23458?

To fix ZDI-CAN-23458, update your oFono installation to the latest version provided by the vendor.

3

Who is affected by the ZDI-CAN-23458 vulnerability?

ZDI-CAN-23458 affects systems running vulnerable versions of oFono software.

4

What type of vulnerability is ZDI-CAN-23458?

ZDI-CAN-23458 is a local code execution vulnerability.

5

Can ZDI-CAN-23458 be exploited remotely?

No, ZDI-CAN-23458 requires local access to the target modem for exploitation.

Contact

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