CVE-2025-48543 is a high-severity vulnerability found in Google Android, with a CVSS score of 8.8. This vulnerability allows local escalation of privilege due to a use-after-free condition that potentially enables attackers to escape the Chrome sandbox and target the Android system_server. The exploit does not require any additional execution privileges or user interaction, heightening its risk profile.
The severity of this vulnerability is particularly concerning, as it poses a significant threat to the integrity and confidentiality of the Android operating system. Organizations using affected versions of Android should prioritize mitigation strategies to protect their systems. The potential for exploitation without user interaction amplifies the urgency for defenders to act swiftly.
The vulnerability was publicly disclosed on September 4, 2025, and has been analyzed thoroughly, indicating that it is actively being targeted. Organizations should ensure they have robust monitoring and patch management processes in place to address this critical issue.
Organizations should prioritize patching immediately to mitigate the risk posed by this vulnerability.
Vulnerability Details
In multiple locations, there is a possible way to escape the Chrome sandbox to attack Android system_server due to a use-after-free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
The CVSS score for this vulnerability is 8.8, classified as high severity. The critical impacts encompass confidentiality, integrity, and availability, all assessed as high. The vulnerability is categorized under CWE-416 (Use After Free).
This vulnerability affects all versions of Google Android from 13.0 to 16.0, necessitating prompt action from users of these systems.
Technical Analysis
The root cause of CVE-2025-48543 stems from a use-after-free condition in the Android operating system. Attackers may leverage this vulnerability locally without requiring elevated privileges, making it accessible for exploitation on compromised devices.
The attack vector is classified as local, meaning that the attacker must have physical access to the device. The attack complexity is low, as no special skills or conditions are required to exploit this flaw. Additionally, no user interaction is necessary to trigger the vulnerability.
The impacts of this vulnerability are severe, affecting confidentiality, integrity, and availability, all rated as high. Organizations must remain vigilant and monitor for any signs of exploitation.
Risk & Impact Analysis
Risk to organizations includes potential unauthorized access and control over the Android system_server, leading to comprehensive system compromise. The blast radius for this vulnerability can extend to any applications running on the affected device, creating a significant risk for enterprise environments.
The urgency assessment based on the CVSS score indicates that organizations should address this vulnerability in their priority patch cycle. Immediate remediation is crucial to prevent potential exploitation.
Exploitation Status
Signal | Status |
|---|---|
Known Exploit | Yes |
Public PoC | Yes |
Actively Exploited | Yes |
Ransomware Use | No |
Affected Versions
The following versions of Google Android are affected by this vulnerability: 13.0, 14.0, 15.0, and 16.0. Organizations should ensure that they are running the latest patched version to mitigate the risk.
Mitigation & Remediation
To mitigate this vulnerability, organizations should apply the latest patches provided by Google. It is crucial to stay updated with Android security bulletins for the latest information on vulnerabilities and patches. Organizations may want to consider implementing additional security controls such as network segmentation and enhanced monitoring for unusual behavior.
For comprehensive security, organizations should engage in penetration testing to validate the effectiveness of their security measures.
Detection Guidance
Organizations should monitor system logs for indicators of exploitation, such as unusual access patterns or unauthorized changes to system_server. Additionally, behavioral anomalies should be flagged, and any network signatures associated with the exploitation should be identified.
AppSecure Threat Intelligence Insight
The long-term significance of CVE-2025-48543 highlights the ongoing challenges in securing complex systems like Android. Security teams must remain vigilant and proactive in their defenses, adapting to emerging threats. This vulnerability serves as a reminder of the critical need for continuous security assessments and updates.
For further insights on vulnerability management, organizations can refer to the vulnerability management program as a strategic framework to enhance their security posture.
Additionally, teams should consider reviewing the latest trends in penetration testing to ensure their defenses are comprehensive. For this purpose, the penetration testing methodology can provide valuable insights for improving security measures.
Finally, leveraging insights from the Android intent vulnerabilities can aid in understanding and mitigating similar risks in future developments.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
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