CVE-2015-10069 in cash-machine
Summary
by MITRE • 01/19/2023
A vulnerability was found in viakondratiuk cash-machine. It has been declared as critical. This vulnerability affects the function is_card_pin_at_session/update_failed_attempts of the file machine.py. The manipulation leads to sql injection. The name of the patch is 62a6e24efdfa195b70d7df140d8287fdc38eb66d. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-218896.
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Analysis
by VulDB Data Team • 02/15/2023
The vulnerability identified as CVE-2015-10069 represents a critical sql injection flaw within the viakondratiuk cash-machine system, specifically targeting the machine.py file's is_card_pin_at_session and update_failed_attempts functions. This vulnerability stems from inadequate input validation and sanitization mechanisms that fail to properly handle user-supplied data before incorporating it into sql queries. The flaw exists at the application level where user credentials and session data are processed without proper parameterization or escaping, creating an avenue for malicious actors to manipulate the underlying database through carefully crafted input sequences. The vulnerability's classification as critical indicates the potential for severe impact including unauthorized data access, data corruption, and complete system compromise.
The technical exploitation of this vulnerability occurs when an attacker manipulates the card pin input during session validation or failed attempt tracking processes. The is_card_pin_at_session function likely validates card credentials while update_failed_attempts tracks authentication failures, both of which process user input directly into sql statements without proper sanitization. This creates a classic sql injection scenario where malicious input can alter the intended query execution path, potentially allowing attackers to extract sensitive information, modify database records, or execute arbitrary commands on the underlying database system. The vulnerability's exploitation requires minimal privileges and can be achieved through standard sql injection techniques targeting the specific function parameters.
The operational impact of this vulnerability extends beyond simple data compromise to encompass complete system integrity breaches. An attacker could leverage this flaw to access customer financial data, manipulate transaction records, or establish persistent access points within the cash machine network. The vulnerability affects the core authentication and session management functionality, potentially enabling unauthorized users to bypass security controls entirely. Given that this vulnerability impacts a cash machine system, the implications include financial loss, regulatory compliance violations, and potential criminal activity facilitation. The attack surface is particularly concerning as it targets the fundamental authentication mechanisms that protect financial transactions.
Mitigation strategies for CVE-2015-10069 must prioritize immediate patch application as recommended, utilizing the specific patch identifier 62a6e24efdfa195b70d7df140d8287fdc38eb66d. The patch implementation should focus on proper parameterized queries and input validation techniques to prevent sql injection attacks. Organizations should implement comprehensive input sanitization measures, including proper escaping of special characters and validation of all user-supplied data. Additional protective measures include database access controls, query monitoring, and application-level firewalls to detect and prevent malicious sql injection attempts. The vulnerability aligns with CWE-89 sql injection weakness and may map to ATT&CK technique T1071.004 Application Layer Protocol: Structured Query Language, emphasizing the need for defensive measures at both the application and database levels to prevent unauthorized access and data manipulation.