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CVE-2019-12148

9.8 · CRITICAL

The Sangoma Session Border Controller (SBC) 2.3.23-119 GA web interface is vulnerable to an authentication bypass via an argument injection vulnerability involving special characters in the usernam…

Published Oct 22, 2019CWE-88EPSS 3.53%

Overview

CVE-2019-12148 is a critical-severity vulnerability. It was published on October 22, 2019 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The Sangoma Session Border Controller (SBC) 2.3.23-119 GA web interface is vulnerable to an authentication bypass via an argument injection vulnerability involving special characters in the username field. Upon successful exploitation, a remote unauthenticated user can login into the device's admin web portal without providing any credentials. This affects /var/webconfig/gui/Webconfig.inc.php.

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

Refpacketstormsecurity.com/files/154915/Sangoma-SBC-2.3.23-119-GA-Authentication-Bypass.htmlRefseclists.org/fulldisclosure/2019/Oct/41Refpacketstormsecurity.com/files/154915/Sangoma-SBC-2.3.23-119-GA-Authentication-Bypass.htmlRefseclists.org/fulldisclosure/2019/Oct/41

How CyberStrike helps

Frequently asked questions

What is CVE-2019-12148?

CVE-2019-12148 is a critical-severity vulnerability. It was published on October 22, 2019 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2019-12148?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2019-12148?

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-2019-12148?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2019-12148 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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