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CVE-2023-4235

8.1 · HIGH

A flaw was found in ofono, an Open Source Telephony on Linux.

Published Apr 17, 2024CWE-119EPSS 0.94%

Overview

CVE-2023-4235 is a high-severity vulnerability. It was published on April 17, 2024 and has a CVSS 3.1 base score of 8.1 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A flaw was found in ofono, an Open Source Telephony on Linux. A stack overflow bug is triggered within the decode_deliver_report() function during the SMS decoding. It is assumed that the attack scenario is accessible from a compromised modem, a malicious base station, or just SMS. There is a bound check for this memcpy length in decode_submit(), but it was forgotten in decode_deliver_report().

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refbugzilla.redhat.com/show_bug.cgi?id=2255402Refbugzilla.redhat.com/show_bug.cgi?id=2255402Reflists.fedoraproject.org/archives/list/[email protected]/message/RLAWJAAS3HDI2KMCZXF4DMR3Y4BQNMKO/

How CyberStrike helps

Frequently asked questions

What is CVE-2023-4235?

CVE-2023-4235 is a high-severity vulnerability. It was published on April 17, 2024 and has a CVSS 3.1 base score of 8.1 (HIGH).

How severe is CVE-2023-4235?

This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2023-4235?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2023-4235?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-4235 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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