CVE-2025-36890 in Android
Summary
by MITRE • 09/04/2025
Elevation of Privilege
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Analysis
by VulDB Data Team • 07/05/2026
Elevation of privilege vulnerabilities represent critical security flaws that allow attackers to gain higher levels of access than initially granted to their accounts. These vulnerabilities typically occur when a system fails to properly enforce access controls or validation mechanisms, enabling unauthorized users to escalate their privileges from standard user level to administrative or root level access. The underlying technical flaw often stems from inadequate input validation, improper access control implementation, or flawed privilege management systems within operating systems, applications, or network services.
The operational impact of elevation of privilege vulnerabilities can be devastating to organizations, as they provide attackers with the means to completely compromise system integrity and confidentiality. Once an attacker achieves elevated privileges, they can modify critical system files, install malicious software, access sensitive data, create backdoor accounts, and potentially establish persistent access to the compromised environment. This type of vulnerability directly violates the principle of least privilege and undermines fundamental security controls that organizations rely upon to protect their assets. The vulnerability often manifests through various attack vectors including buffer overflows, insecure direct object references, weak authentication mechanisms, or misconfigured permissions that allow unauthorized access to privileged functions.
From a cybersecurity framework perspective, elevation of privilege vulnerabilities align closely with common weakness enumerations such as CWE-269, which addresses insufficient privileges for critical operations, and CWE-782, focusing on exposed privileged functions. These flaws frequently map to tactics within the MITRE ATT&CK framework under T1068, which covers "Exploitation for Privilege Escalation," and T1548, covering "Abuse Elevation Control Mechanisms." The exploitation typically requires either local system access or the ability to execute code in a context that can leverage existing privileges. Security professionals must understand that these vulnerabilities often serve as stepping stones for more comprehensive attacks, where initial compromise leads to privilege escalation, followed by lateral movement and data exfiltration.
Mitigation strategies for elevation of privilege vulnerabilities require a multi-layered approach focusing on proper access control implementation, regular security assessments, and maintaining up-to-date system patches. Organizations should implement principle of least privilege policies ensuring users only have necessary permissions for their roles. Regular code reviews and penetration testing can identify potential privilege escalation paths in applications. System hardening measures including disabling unnecessary services, implementing strong authentication mechanisms, and monitoring privilege usage help reduce exploitation opportunities. Additionally, proper logging and alerting configurations enable security teams to detect suspicious privilege changes or unauthorized access attempts that may indicate successful elevation of privilege attacks.