Details of VAR-201910-1677

ID

VAR-201910-1677

CVE

CVE-2019-12148

TITLE

Sangoma Session Border Controller Authentication vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2019-011392

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. Sangoma Technologies SBC is a Border Session Controller (SBC) from Sangoma Technologies of Canada. Sangoma Technologies SBC 2.3.23-119-GA version has a parameter injection vulnerability. An attacker can use this vulnerability to bypass authentication and log in as a non-existent user, and obtain full access to the database, including the creation of authorized users

Trust: 2.16

sources: NVD: CVE-2019-12148 // JVNDB: JVNDB-2019-011392 // CNVD: CNVD-2019-37730

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2019-37730

AFFECTED PRODUCTS

vendor:	sangoma	model:	session border controller	scope:	eq	version:	2.3.23-119-ga	Trust: 1.0
vendor:	sangoma	model:	session border controller	scope:	eq	version:	2.3.23-119 ga	Trust: 0.8
vendor:	sangoma	model:	sbc 2.3.23-119-ga	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2019-37730 // JVNDB: JVNDB-2019-011392 // NVD: CVE-2019-12148

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2019-12148
value:	CRITICAL
Trust: 1.0
NVD:	CVE-2019-12148
value:	CRITICAL
Trust: 0.8
CNVD:	CNVD-2019-37730
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-201910-1234
value:	MEDIUM
Trust: 0.6

nvd@nist.gov:	CVE-2019-12148
severity:	HIGH
baseScore:	7.5
vectorString:	AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
CNVD:	CNVD-2019-37730
severity:	MEDIUM
baseScore:	6.8
vectorString:	AV:N/AC:M/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	8.6
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2019-12148
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	5.9
version:	3.1
Trust: 1.0
NVD:	CVE-2019-12148
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2019-37730 // JVNDB: JVNDB-2019-011392 // CNNVD: CNNVD-201910-1234 // NVD: CVE-2019-12148

PROBLEMTYPE DATA

problemtype:	CWE-88	Trust: 1.0
problemtype:	CWE-287	Trust: 0.8

sources: JVNDB: JVNDB-2019-011392 // NVD: CVE-2019-12148

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201910-1234

TYPE

parameter injection

Trust: 0.6

sources: CNNVD: CNNVD-201910-1234

CONFIGURATIONS

sources: JVNDB: JVNDB-2019-011392

PATCH

title:	Session Border Controllers	url:	https://www.sangoma.com/voip-security/session-border-controllers/	Trust: 0.8
title:	Patch for Sangoma Technologies SBC Parameter Injection Vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/187531	Trust: 0.6
title:	Sangoma Technologies SBC Remediation measures for authorization problem vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=101248	Trust: 0.6

sources: CNVD: CNVD-2019-37730 // JVNDB: JVNDB-2019-011392 // CNNVD: CNNVD-201910-1234

EXTERNAL IDS

db:	PACKETSTORM	id:	154915	Trust: 3.0
db:	NVD	id:	CVE-2019-12148	Trust: 3.0
db:	JVNDB	id:	JVNDB-2019-011392	Trust: 0.8
db:	CNVD	id:	CNVD-2019-37730	Trust: 0.6
db:	CNNVD	id:	CNNVD-201910-1234	Trust: 0.6

sources: CNVD: CNVD-2019-37730 // JVNDB: JVNDB-2019-011392 // CNNVD: CNNVD-201910-1234 // NVD: CVE-2019-12148

REFERENCES

url:	http://packetstormsecurity.com/files/154915/sangoma-sbc-2.3.23-119-ga-authentication-bypass.html	Trust: 3.6
url:	http://seclists.org/fulldisclosure/2019/oct/41	Trust: 1.6
url:	https://nvd.nist.gov/vuln/detail/cve-2019-12148	Trust: 1.4
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2019-12148	Trust: 0.8

sources: CNVD: CNVD-2019-37730 // JVNDB: JVNDB-2019-011392 // CNNVD: CNNVD-201910-1234 // NVD: CVE-2019-12148

CREDITS

Appsecco Security Team

Trust: 0.6

sources: CNNVD: CNNVD-201910-1234

SOURCES

db:	CNVD	id:	CNVD-2019-37730
db:	JVNDB	id:	JVNDB-2019-011392
db:	CNNVD	id:	CNNVD-201910-1234
db:	NVD	id:	CVE-2019-12148

LAST UPDATE DATE

2024-11-23T22:21:24.905000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2019-37730	date:	2019-10-29T00:00:00
db:	JVNDB	id:	JVNDB-2019-011392	date:	2019-11-06T00:00:00
db:	CNNVD	id:	CNNVD-201910-1234	date:	2020-09-02T00:00:00
db:	NVD	id:	CVE-2019-12148	date:	2024-11-21T04:22:18.840

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2019-37730	date:	2019-10-29T00:00:00
db:	JVNDB	id:	JVNDB-2019-011392	date:	2019-11-06T00:00:00
db:	CNNVD	id:	CNNVD-201910-1234	date:	2019-10-18T00:00:00
db:	NVD	id:	CVE-2019-12148	date:	2019-10-22T16:15:10.797