CVE-2014-8295 in Bacula-Web
Summary
by MITRE
SQL injection vulnerability in joblogs.php in Bacula-Web 5.2.10 allows remote attackers to execute arbitrary SQL commands via the jobid parameter.
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Analysis
by VulDB Data Team • 01/16/2025
The vulnerability identified as CVE-2014-8295 represents a critical SQL injection flaw within Bacula-Web version 5.2.10, specifically affecting the joblogs.php script. This vulnerability exposes the web interface of Bacula backup software to remote exploitation, creating a significant security risk for organizations relying on this backup management solution. The issue stems from inadequate input validation and sanitization of user-supplied data, particularly in the jobid parameter that is processed by the joblogs.php endpoint. The flaw allows malicious actors to inject arbitrary SQL commands directly into the database query execution chain, potentially enabling complete database compromise and unauthorized access to backup job information.
The technical nature of this vulnerability aligns with CWE-89, which categorizes SQL injection as a fundamental weakness in software design that occurs when user input is directly incorporated into SQL queries without proper sanitization or parameterization. This weakness specifically manifests in the joblogs.php script where the jobid parameter is not properly validated or escaped before being used in database operations. The vulnerability exists in the application's data handling logic, where user-provided identifiers are blindly concatenated into SQL statements rather than being properly parameterized or escaped. Attackers can exploit this by crafting malicious jobid values that contain SQL payload sequences designed to manipulate the database query structure, potentially leading to data extraction, modification, or deletion.
The operational impact of this vulnerability extends beyond simple data compromise, as it can enable attackers to gain unauthorized access to backup job records, potentially exposing sensitive backup information including file paths, backup schedules, and system configurations. Organizations utilizing Bacula-Web 5.2.10 may face severe consequences including unauthorized data access, potential data corruption, and complete system compromise if attackers successfully exploit this vulnerability. The remote nature of the attack means that threat actors can exploit this flaw from outside the network perimeter without requiring local system access or credentials, making the vulnerability particularly dangerous for organizations with exposed web interfaces. This vulnerability also impacts the integrity of backup operations, as attackers could potentially manipulate backup job records to disrupt backup schedules or hide malicious activities within backup data.
Mitigation strategies for CVE-2014-8295 should prioritize immediate patching of Bacula-Web to version 5.2.11 or later, which contains the necessary fixes for the SQL injection vulnerability. Organizations should implement proper input validation and sanitization measures for all user-supplied parameters, particularly those used in database queries. The implementation of prepared statements or parameterized queries should be mandatory for all database interactions, eliminating the possibility of SQL injection through direct string concatenation. Network segmentation and access controls should be enforced to limit exposure of the Bacula-Web interface to trusted networks only. Additionally, regular security assessments and vulnerability scanning should be conducted to identify similar issues in other components of the backup infrastructure. The ATT&CK framework categorizes this vulnerability under T1190 - Exploit Public-Facing Application, highlighting the need for proper application hardening and regular security updates as part of defensive measures against such attacks. Organizations should also consider implementing database activity monitoring and intrusion detection systems to detect potential exploitation attempts. The vulnerability demonstrates the importance of maintaining up-to-date software versions and following secure coding practices, particularly when handling user input in database operations.