CVE-2022-27835 : What You Need to Know
Learn about CVE-2022-27835, a high severity vulnerability in Samsung Mobile Devices allowing arbitrary memory write due to an improper boundary check. Take immediate steps to patch and secure your devices.
A detailed overview of CVE-2022-27835 affecting Samsung Mobile Devices.
Understanding CVE-2022-27835
This CVE involves an improper boundary check in UWB firmware prior to SMR Apr-2022 Release 1, allowing arbitrary memory write.
What is CVE-2022-27835?
The CVE-2022-27835 vulnerability is classified under CWE-20 (Improper Input Validation) and has a CVSS base score of 7.6, indicating a high severity issue. The vulnerability impacts Samsung Mobile Devices running version S(12) with specific software versions.
The Impact of CVE-2022-27835
The vulnerability poses a high risk as it allows an attacker to perform arbitrary memory write operations on affected devices. With a CVSS score of 7.6 (High), the integrity impact is significant.
Technical Details of CVE-2022-27835
An insight into the technical aspects of CVE-2022-27835 and its implications.
Vulnerability Description
The vulnerability arises from an improper boundary check in UWB firmware, enabling unauthorized memory writes. Attack complexity is rated as HIGH, with a LOCAL attack vector.
Affected Systems and Versions
Samsung Mobile Devices with version S(12) are vulnerable to this issue, specifically those running firmware versions prior to SMR Apr-2022 Release 1.
Exploitation Mechanism
The vulnerability can be exploited locally without requiring any special privileges, making it critical for users to apply patches promptly.
Mitigation and Prevention
Recommendations to mitigate the risks associated with CVE-2022-27835.
Immediate Steps to Take
Users are advised to update their Samsung Mobile Devices to the latest SMR Apr-2022 Release 1 or subsequent patches. Regularly check for security updates from Samsung.
Long-Term Security Practices
Implement rigorous input validation mechanisms within firmware and software to prevent boundary check vulnerabilities and unauthorized memory writes.
Patching and Updates
Ensure timely installation of official security updates provided by Samsung Mobile to address known vulnerabilities.