Multiple vulnerabilities in Digi ConnectPort X2e



Published: 2021-02-18
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2020-9306
CVE-2020-12878
CWE-ID CWE-798
CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
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SolarCity Solar Monitoring Gateway
Other software / Other software solutions

ConnectPort X2e
Hardware solutions / Firmware

Vendor Tesla

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Use of hard-coded credentials

EUVDB-ID: #VU50807

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2020-9306

CWE-ID: CWE-798 - Use of Hard-coded Credentials

Exploit availability: No

Description

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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

SolarCity Solar Monitoring Gateway: 5.46.43

ConnectPort X2e: before 3.2.30.6


CPE2.3 External links

http://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2020-0019/FEYE-2020-0019.md
http://www.fireeye.com/blog/threat-research.html
http://www.fireeye.com/blog/threat-research/2021/02/solarcity-exploitation-of-x2e-iot-device-part-one.html
http://www.fireeye.com/blog/threat-research/2021/02/solarcity-exploitation-of-x2e-iot-device-part-two.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU50808

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2020-12878

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions. A remote authenticated attacker can escalate privileges from the python user to root via a symlink attack that uses chown, related to /etc/init.d/S50dropbear.sh and the /WEB/python/.ssh directory.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ConnectPort X2e: before 3.2.30.6


CPE2.3 External links

http://github.com/fireeye/Vulnerability-Disclosures
http://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2020-0020/FEYE-2020-0020.md
http://www.digi.com/support/productdetail?pid=5570
http://www.fireeye.com/blog/threat-research/2021/02/solarcity-exploitation-of-x2e-iot-device-part-one.html
http://www.fireeye.com/blog/threat-research/2021/02/solarcity-exploitation-of-x2e-iot-device-part-two.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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