CVE-2020-25006 in Heybbs
Summary
by MITRE
Heybbs v1.2 has a SQL injection vulnerability in login.php file via the username parameter which may allow a remote attacker to execute arbitrary code.
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Analysis
by VulDB Data Team • 09/04/2020
The vulnerability identified as CVE-2020-25006 represents a critical SQL injection flaw within the Heybbs v1.2 web application, specifically affecting the login.php file through improper handling of the username parameter. This vulnerability falls under the Common Weakness Enumeration category CWE-89, which defines SQL injection as a condition where an application fails to properly sanitize user input before incorporating it into database queries. The flaw exists in the authentication mechanism of the software, making it a prime target for attackers seeking unauthorized system access.
The technical implementation of this vulnerability allows remote attackers to manipulate the database query execution by injecting malicious SQL code through the username parameter. When the application processes user input without adequate validation or sanitization, an attacker can construct a payload that alters the intended query logic, potentially extracting sensitive data, modifying database records, or even executing arbitrary commands on the underlying database server. This type of injection occurs because the application directly incorporates user-supplied data into SQL statements without proper parameterization or input filtering mechanisms.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with a potential pathway for persistent system compromise. Successful exploitation could enable attackers to escalate privileges, gain unauthorized access to user accounts, or even achieve code execution on the database server itself. The remote nature of this vulnerability means that attackers do not require physical access to the system, making it particularly dangerous for web applications that are publicly accessible. This vulnerability aligns with ATT&CK technique T1190, which describes the exploitation of vulnerabilities in web applications to gain unauthorized access.
Mitigation strategies for CVE-2020-25006 should prioritize immediate implementation of proper input validation and parameterized queries. Organizations should ensure that all user input is sanitized and validated before being processed by database operations, implementing prepared statements or parameterized queries to prevent SQL injection attacks. Additionally, the affected Heybbs v1.2 software should be updated to a patched version that addresses this vulnerability. Network segmentation and intrusion detection systems can provide additional layers of protection by monitoring for suspicious database query patterns and unauthorized access attempts. Security teams should also conduct comprehensive code reviews to identify similar vulnerabilities in other application components and establish secure coding practices to prevent future occurrences of this class of vulnerability.