CVE-2022-26836 Explained : Impact and Mitigation
Discover the critical details of CVE-2022-26836, a SQL injection flaw in Delta Electronics DIAEnergie allowing unauthorized data access and system command execution. Learn about the impact, affected versions, and mitigation steps.
A SQL injection vulnerability has been discovered in Delta Electronics DIAEnergie prior to version 1.8.02.004. This vulnerability allows attackers to manipulate databases and execute system commands, posing a critical risk to affected systems.
Understanding CVE-2022-26836
This CVE details a blind SQL injection vulnerability in HandlerExport.ashx/Calendar within Delta Electronics DIAEnergie, impacting versions older than 1.8.02.004.
What is CVE-2022-26836?
The CVE-2022-26836 vulnerability is a blind SQL injection issue in Delta Electronics DIAEnergie, enabling threat actors to insert malicious SQL queries, access and modify database contents, and run commands on the affected system.
The Impact of CVE-2022-26836
With a CVSS base score of 9.8, this critical vulnerability has a significant impact on confidentiality, integrity, and availability, potentially leading to unauthorized data access, data alteration, and service disruptions.
Technical Details of CVE-2022-26836
Vulnerability Description
The vulnerability exists in HandlerExport.ashx/Calendar within Delta Electronics DIAEnergie versions earlier than 1.8.02.004, allowing malicious SQL injection attacks.
Affected Systems and Versions
Delta Electronics DIAEnergie versions below 1.8.02.004 are affected by this SQL injection flaw.
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting SQL queries through HandlerExport.ashx/Calendar, manipulating databases, and executing commands.
Mitigation and Prevention
To address CVE-2022-26836, users should take immediate steps and implement long-term security practices.
Immediate Steps to Take
- Minimize network exposure for control system devices
- Secure control system networks behind firewalls
- Utilize application firewalls to detect attacks
- Avoid connecting programming software to unauthorized networks
- Use secure remote access methods like VPNs
Long-Term Security Practices
Implementing the following measures can bolster security:
- Regularly update and patch systems
- Conduct security assessments and audits
- Provide cybersecurity training to employees
Patching and Updates
Delta Electronics has released a fixed version, 1.8.02.004, addressing the vulnerability. Users should contact Delta customer service or representatives for the update.