CVE-2022-26667 in DIAEnergie
Summary
by MITRE • 03/29/2022
Delta Electronics DIAEnergie (All versions prior to 1.8.02.004) has a blind SQL injection vulnerability that exists in GetDemandAnalysisData. This allows an attacker to inject arbitrary SQL queries, retrieve and modify database contents, and execute system commands.
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Analysis
by VulDB Data Team • 04/01/2022
The vulnerability identified as CVE-2022-26667 affects Delta Electronics DIAEnergie software across all versions prior to 1802004, representing a critical blind SQL injection flaw within the GetDemandAnalysisData function. This vulnerability stems from inadequate input validation and sanitization mechanisms within the application's database interaction layer, creating a pathway for malicious actors to manipulate the underlying database infrastructure through crafted SQL payloads. The flaw specifically manifests when the application processes user-supplied data without proper parameterization or filtering, allowing attackers to inject malicious SQL commands that execute within the database context.
The technical implementation of this vulnerability aligns with CWE-89, which classifies SQL injection as a weakness where untrusted data is incorporated into SQL commands without proper sanitization. Attackers can exploit this blind SQL injection by manipulating input parameters passed to the GetDemandAnalysisData endpoint, enabling them to infer database structure through time-based or boolean-based techniques. The vulnerability's blind nature means that attackers cannot directly observe query results through standard output mechanisms, requiring them to use indirect methods such as timing delays or conditional responses to extract information from the database. This approach makes the attack more sophisticated and potentially harder to detect by traditional security monitoring systems.
The operational impact of this vulnerability extends beyond simple data exfiltration, as it provides attackers with the capability to modify database contents and potentially execute arbitrary system commands on the affected server. This privilege escalation allows malicious actors to gain unauthorized access to sensitive operational data, including energy consumption metrics, system configurations, and potentially user credentials stored within the database. The ability to execute system commands represents a particularly dangerous aspect of this vulnerability, as it could enable attackers to compromise the entire underlying infrastructure, potentially leading to full system takeover or disruption of critical energy management operations.
Organizations utilizing affected Delta Electronics DIAEnergie versions should prioritize immediate remediation through the application of the vendor-provided patch version 1.8.02.004, which addresses the input validation deficiencies and implements proper parameterized query execution. Security teams should also implement network segmentation to limit access to the affected system, deploy web application firewalls to detect and block suspicious SQL injection attempts, and conduct comprehensive security assessments to identify any potential compromise. From a defensive perspective, this vulnerability demonstrates the importance of following secure coding practices such as those outlined in the OWASP Top Ten and MITRE ATT&CK framework, particularly focusing on defensive techniques against command injection and data validation attacks. The vulnerability serves as a reminder of the critical importance of regular security updates and the implementation of defense-in-depth strategies to protect industrial control systems and energy management platforms from sophisticated cyber threats.