CVE-2019-12148 — CRITICAL (9.8)

Vulnerability 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.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Sangoma	Session Border Controller Firmware	2.3.23-119-ga
Sangoma	Session Border Controller	-

Related Weaknesses (CWE)

CWE-88

References

http://packetstormsecurity.com/files/154915/Sangoma-SBC-2.3.23-119-GA-AuthenticaExploitThird Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2019/Oct/41ExploitMailing ListThird Party Advisory
http://packetstormsecurity.com/files/154915/Sangoma-SBC-2.3.23-119-GA-AuthenticaExploitThird Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2019/Oct/41ExploitMailing ListThird Party Advisory

FAQ

What is CVE-2019-12148?

CVE-2019-12148 is a vulnerability with a CVSS score of 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 username f...

How severe is CVE-2019-12148?

CVE-2019-12148 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2019-12148?

Check the references section above for vendor advisories and patch information. Affected products include: Sangoma Session Border Controller Firmware, Sangoma Session Border Controller.