Use of hard-coded credentials in SolarCity Solar Monitoring Gateway and ConnectPort X2e - CVE-2020-9306
Published: February 18, 2021
Vulnerability identifier: #VU50807
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-9306
CWE-ID: CWE-798
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to gain full access to vulnerable system.
The vulnerability exists due to the Digi ConnectPort X2e uses a .pyc file to store the cleartext password for the python user account. A local user can access the affected system using the hard-coded credentials.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
SolarCity Solar Monitoring Gateway
ConnectPort X2e
ConnectPort X2e
How to mitigate CVE-2020-9306
Install updates from vendor's website.
ConnectPort X2e - update to 3.2.30.6
External References
- https://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2020-0019/FEYE-2020-0019.md
- https://www.fireeye.com/blog/threat-research.html
- https://www.fireeye.com/blog/threat-research/2021/02/solarcity-exploitation-of-x2e-iot-device-part-one.html
- https://www.fireeye.com/blog/threat-research/2021/02/solarcity-exploitation-of-x2e-iot-device-part-two.html