CVE-2019-12147

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Summary

CVECVE-2019-12147
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-10-22 16:15:00 UTC
Updated2020-08-24 17:37:00 UTC
DescriptionThe Sangoma Session Border Controller (SBC) 2.3.23-119 GA web interface is vulnerable to Argument Injection via special characters in the username field. Upon successful exploitation, a remote unauthenticated user can create a local system user with sudo privileges, and use that user to login to the system (either via the web interface or via SSH) to achieve complete compromise of the device. This affects /var/webconfig/gui/Webconfig.inc.php and /usr/local/sng/bin/sng-user-mgmt.

Risk And Classification

Problem Types: CWE-88

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Sangoma Session Border Controller - All All All
Hardware Sangoma Session Border Controller - All All All
Operating System Sangoma Session Border Controller Firmware 2.3.23-119-ga All All All
Operating System Sangoma Session Border Controller Firmware 2.3.23-119-ga All All All

References

ReferenceSourceLinkTags
Appsecco MISC blog.appsecco.com Not Applicable
Sangoma SBC 2.3.23-119-GA Unauthenticated User Creation ≈ Packet Storm MISC packetstormsecurity.com Exploit, Third Party Advisory, VDB Entry
Full Disclosure: Sangoma SBC local sudo user creation vulnerability without authentication - CVE-2019-12147 FULLDISC seclists.org Exploit, Mailing List, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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