Authentication Bypass Vulnerability in Sangoma Session Border Controller
CVE-2019-12148

9.8CRITICAL

Key Information:

Vendor

Sangoma

Status
Session Border Controller Firmware
Vendor
CVE Published:
22 October 2019

What is CVE-2019-12148?

The Sangoma Session Border Controller (SBC) version 2.3.23-119 GA has a vulnerability in its web interface that facilitates authentication bypass through an argument injection flaw. This issue arises when special characters are utilized in the username field, allowing remote unauthenticated users to gain unauthorized access to the device's admin web portal without the need for valid credentials. The vulnerability specifically impacts the /var/webconfig/gui/Webconfig.inc.php file, compromising the security of the entire session border controller.

References

http://seclists.org/fulldisclosure/2019/Oct/41
mailing-listx_refsource_FULLDISC
http://packetstormsecurity.com/files/154915/Sangoma-SBC-2...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.