CVE-2019-12148 : The Sangoma Session Border Controller (SBC) 2.3.23-119 GA web interface is vulnerable to an authentication bypass via an

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.

Published 2019-10-22 16:15:11

Updated 2020-08-24 17:37:01

Source MITRE

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2019-12148

EPSS FAQ

1.10%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 83 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-12148

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2019-12148

CWE-88 Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-12148

http://seclists.org/fulldisclosure/2019/Oct/41

Full Disclosure: Sangoma SBC bypass authentication via argument injection - CVE-2019-12148
Exploit;Mailing List;Third Party Advisory
http://packetstormsecurity.com/files/154915/Sangoma-SBC-2.3.23-119-GA-Authentication-Bypass.html

Sangoma SBC 2.3.23-119-GA Authentication Bypass ≈ Packet Storm
Exploit;Third Party Advisory;VDB Entry

Products affected by CVE-2019-12148

Sangoma » Session Border Controller Firmware » Version: 2.3.23-119-ga
cpe:2.3:o:sangoma:session_border_controller_firmware:2.3.23-119-ga:*:*:*:*:*:*:*
Matching versions
When used together with: Sangoma » Session Border Controller » Version: N/A

Vulnerability Details : CVE-2019-12148

Exploit prediction scoring system (EPSS) score for CVE-2019-12148

CVSS scores for CVE-2019-12148

CWE ids for CVE-2019-12148

References for CVE-2019-12148

Products affected by CVE-2019-12148