Vulnerabilities: Cross-site Request Forgery, Improper Authentication
The following versions of JTC-200, a TCP/IP converter, are affected:
- JTC-200 all versions.
Critical Infrastructure Sectors: Critical Manufacturing
Countries/Areas Deployed: Europe and Asia
Company Headquarters Location: Taiwan
Successful exploitation of these vulnerabilities
could allow for remote code execution on the device with elevated privileges.
CROSS-SITE REQUEST FORGERY (CSRF) CWE-352
An attacker could perform actions with the same permissions as a victim user, provided the victim has an active session and is induced to trigger the malicious request.
CVE-2016-5789 has been assigned to this vulnerability. A CVSS v3 base score of 8.0 has been assigned; the CVSS vector string is (AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H).
IMPROPER AUTHENTICATION CWE-287
The improper authentication could provide undocumented Busybox Linux shell accessible over Telnet service without any authentication.
CVE-2016-5791 has been assigned to this vulnerability. A CVSS v3 base score of 9.8 has been assigned; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Detailed Proof of Concept: