CVE-2020-8963 : Security Advisory and Response
Learn about CVE-2020-8963 affecting TimeTools SC7105, SC9205, SC9705, SR7110, SR9210, SR9750, SR9850, T100, T300, and T550 devices. Find out how to mitigate the remote code execution risk.
TimeTools SC7105, SC9205, SC9705, SR7110, SR9210, SR9750, SR9850, T100, T300, and T550 devices are vulnerable to remote code execution.
Understanding CVE-2020-8963
This CVE identifies a critical vulnerability in TimeTools network devices that allows remote attackers to execute arbitrary OS commands.
What is CVE-2020-8963?
The vulnerability in TimeTools devices enables malicious actors to run unauthorized commands using shell metacharacters in specific parameters.
The Impact of CVE-2020-8963
Exploitation of this vulnerability can lead to unauthorized access, data theft, system compromise, and potential disruption of services on affected devices.
Technical Details of CVE-2020-8963
TimeTools SC7105, SC9205, SC9705, SR7110, SR9210, SR9750, SR9850, T100, T300, and T550 devices are susceptible to remote code execution.
Vulnerability Description
The flaw allows remote attackers to execute arbitrary OS commands by manipulating shell metacharacters in specific parameters of the affected devices.
Affected Systems and Versions
- TimeTools SC7105 1.0.007
- TimeTools SC9205 1.0.007
- TimeTools SC9705 1.0.007
- TimeTools SR7110 1.0.007
- TimeTools SR9210 1.0.007
- TimeTools SR9750 1.0.007
- TimeTools SR9850 1.0.007
- TimeTools T100 1.0.003
- TimeTools T300 1.0.003
- TimeTools T550 1.0.003
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting malicious commands via the t3.cgi srmodel or srtime parameter, allowing unauthorized code execution.
Mitigation and Prevention
Immediate action is crucial to secure affected devices and prevent exploitation.
Immediate Steps to Take
- Apply vendor-supplied patches or updates promptly.
- Implement network segmentation to limit exposure.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Regularly update and patch all network devices.
- Conduct security assessments and penetration testing.
- Educate users on safe computing practices and awareness of social engineering tactics.
- Implement strong access controls and authentication mechanisms.
Patching and Updates
- TimeTools device users should apply the latest patches provided by the vendor to address this vulnerability.