CVE-2020-22212 in 74cms
Summary
by MITRE • 06/17/2021
SQL Injection in 74cms 3.2.0 via the id parameter to wap/wap-company-show.php.
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Analysis
by VulDB Data Team • 06/21/2021
The vulnerability CVE-2020-22212 represents a critical sql injection flaw discovered in the 74cms content management system version 3.2.0. This vulnerability specifically affects the wap/wap-company-show.php script where user input is not properly sanitized before being incorporated into sql query construction. The issue arises from the improper handling of the id parameter which allows malicious actors to inject arbitrary sql commands into the database layer. This vulnerability falls under the category of CWE-89 sql injection as defined by the common weakness enumeration framework, where insufficient input validation permits attackers to manipulate database queries through crafted input parameters.
The technical implementation of this vulnerability occurs when an attacker submits a malicious id parameter value to the wap-company-show.php endpoint. The application fails to implement proper parameterized queries or input sanitization mechanisms, allowing sql injection payloads to be executed directly against the underlying database. The vulnerability is particularly concerning because it affects the mobile web application interface of the cms system, potentially exposing sensitive organizational data including user credentials, company information, and other database records. Attackers can leverage this flaw to extract, modify, or delete database contents, potentially leading to complete system compromise and data breaches.
The operational impact of CVE-2020-22212 extends beyond simple data theft as it provides attackers with a persistent entry point into the 74cms system. The vulnerability can be exploited to escalate privileges, create backdoor accounts, or establish persistent access to the database infrastructure. From an att&ck framework perspective, this vulnerability maps to multiple techniques including t1071.004 application layer protocol web protocols and t1046 network service scanning, as attackers may use this flaw to map database structures and identify additional vulnerabilities within the system. The attack surface is further expanded as this vulnerability can be chained with other exploits to achieve full system compromise, particularly when combined with directory traversal or command execution vulnerabilities.
Mitigation strategies for CVE-2020-22212 should prioritize immediate implementation of input validation and parameterized query usage across all database interaction points. Organizations should implement web application firewalls to detect and block sql injection attempts targeting the affected endpoint. The recommended approach includes upgrading to patched versions of 74cms, applying the official security patches provided by the vendor, and implementing proper input sanitization routines that validate all user-supplied data against expected formats. Additionally, database access controls should be reviewed to ensure least privilege principles are enforced, and regular security audits should be conducted to identify similar vulnerabilities in other application components. The remediation process should also include monitoring database logs for suspicious activities and implementing proper error handling to prevent information disclosure that could aid attackers in exploitation attempts.