CVE-2022-2921 in NotrinosERP
Summary
by MITRE • 08/21/2022
This will lead to privilege escalation from AP officers account to the System Administrator account. and gain more functionality such as Create/Update Companies. Install/Update Languages. Install/Activate Extensions. Install/Activate Themes. Install/Activate Chart of Accounts. Software Upgrade.
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Analysis
by VulDB Data Team • 09/24/2022
This vulnerability represents a critical privilege escalation flaw that allows low-privilege AP officers to gain full administrative access to the system. The vulnerability stems from insufficient access control mechanisms within the application's permission model, enabling unauthorized users to escalate their privileges and assume the identity of system administrators. The flaw exists in the authentication and authorization framework where proper role-based access controls are either missing or improperly enforced, allowing the AP officer account to bypass normal security boundaries and execute administrative functions that should be restricted to authorized personnel only.
The technical implementation of this vulnerability likely involves a weakness in the application's session management or user privilege validation system. When the AP officer attempts to perform administrative actions such as creating or updating companies, installing languages, or activating extensions, the system fails to properly verify whether the requesting user possesses the necessary administrative privileges. This could manifest through improper input validation, missing authorization checks, or flawed privilege inheritance mechanisms that allow elevated permissions to be granted to unauthorized accounts through legitimate system interfaces.
The operational impact of this vulnerability is severe and far-reaching, as it provides attackers with complete control over the entire system infrastructure. Once exploited, the attacker can modify core system components, install malicious software, alter financial data, and manipulate user accounts. The ability to install and activate themes, extensions, and chart of accounts modules creates multiple attack vectors for further system compromise, while software upgrade capabilities could enable attackers to deploy backdoors or disable security features. This privilege escalation allows for persistent access and the potential to cover tracks through system modifications that would normally require administrative credentials.
From a cybersecurity perspective, this vulnerability aligns with CWE-284 (Improper Access Control) and represents a classic example of inadequate privilege separation within enterprise applications. The flaw violates fundamental security principles of least privilege and defense in depth, as it allows a user with minimal system access to achieve full administrative control. The attack pattern follows typical privilege escalation techniques documented in the MITRE ATT&CK framework under T1068 (Local Privilege Escalation) and T1548.001 (Abuse Elevation Control Mechanism). Organizations affected by this vulnerability face significant risks including data breaches, financial fraud, system compromise, and regulatory compliance violations.
Mitigation strategies should focus on implementing robust access control measures including mandatory role-based access controls, proper session management with secure token handling, and comprehensive input validation for all administrative functions. Organizations must conduct thorough privilege audits to identify and eliminate unnecessary administrative access, implement multi-factor authentication for administrative accounts, and establish regular security testing including penetration testing and vulnerability assessments. Additionally, the application should be updated with proper authorization checks that validate user privileges before executing any administrative operations, and logging mechanisms should be enhanced to detect and alert on unusual privilege escalation attempts. Regular security training for administrators and developers is essential to prevent similar vulnerabilities in future system implementations.