CVE-2021-40850 : What You Need to Know
Critical CVE-2021-40850: Learn about TCMAN GIM SQL injection vulnerability, its impact, affected systems, versions, exploitation mechanism, and mitigation steps.
This CVE article provides details about the TCMAN GIM SQL injection vulnerability.
Understanding CVE-2021-40850
This section will cover various aspects of the CVE-2021-40850 vulnerability.
What is CVE-2021-40850?
CVE-2021-40850 refers to a SQL injection vulnerability in TCMAN GIM found in several available webservice methods in /PC/WebService.asmx.
The Impact of CVE-2021-40850
The vulnerability has a CVSSv3.1 base score of 10, making it critical. It affects confidentiality, integrity, and availability. Attack complexity is low, with no privileges required. The scope is changed and accessed via a network.
Technical Details of CVE-2021-40850
Exploring more technical aspects of CVE-2021-40850.
Vulnerability Description
TCPMAN GIM is vulnerable to SQL injection attacks in multiple webservice methods within /PC/WebService.asmx.
Affected Systems and Versions
- Product: GIM
- Vendor: TCPMAN
- Vulnerable Versions: 8.0, 11.0
Exploitation Mechanism
The vulnerability can be exploited remotely by sending crafted SQL commands through the impacted webservice methods.
Mitigation and Prevention
Understanding how to mitigate and prevent exploitation of CVE-2021-40850.
Immediate Steps to Take
- Apply the solution provided by TCMAN in GIM v8.0.1 Release 31734
- Monitor network traffic for any suspicious activity
- Restrict access to the webservice to trusted entities
Long-Term Security Practices
- Regularly update and patch web services
- Conduct security assessments and penetration testing periodically
Patching and Updates
Ensure all systems are updated with the latest patches and security fixes.