CVE-2023-38930 : What You Need to Know
Learn about CVE-2023-38930, a critical stack overflow vulnerability impacting Tenda routers, its implications, affected versions, and mitigation steps.
A detailed analysis of CVE-2023-38930 revealing crucial information about the vulnerability.
Understanding CVE-2023-38930
Exploring the impact, technical details, and mitigation strategies for CVE-2023-38930.
What is CVE-2023-38930?
CVE-2023-38930 pertains to a stack overflow vulnerability found in Tenda AC7 V1.0, V15.03.06.44, F1203 V2.0.1.6, AC5 V1.0, V15.03.06.28, AC9 V3.0, V15.03.06.42_multi, and FH1205 V2.0.0.7(775) routers. The flaw is triggered by the deviceId parameter in the addWifiMacFilter function.
The Impact of CVE-2023-38930
This vulnerability could allow attackers to execute arbitrary code or deny service, resulting in a potential breach of confidentiality, integrity, or availability of the affected system.
Technical Details of CVE-2023-38930
A deeper dive into the vulnerability's description, affected systems, versions, and exploitation mechanism.
Vulnerability Description
The vulnerability arises due to a stack overflow when processing the deviceId parameter, potentially leading to a denial of service or arbitrary code execution.
Affected Systems and Versions
Tenda AC7, F1203, AC5, AC9, and FH1205 routers are affected by this vulnerability across specific software versions.
Exploitation Mechanism
Exploiting the vulnerability requires sending a crafted request with a specially designed deviceId parameter to trigger the stack overflow.
Mitigation and Prevention
Understanding the necessary steps to mitigate the impact of CVE-2023-38930 and prevent potential exploitation.
Immediate Steps to Take
Users are advised to apply patches provided by the vendor as soon as they are made available to prevent exploitation of this vulnerability.
Long-Term Security Practices
Implementing network segmentation, strong access controls, and regular security updates can enhance the overall security posture against such vulnerabilities.
Patching and Updates
Regularly check for security updates from the vendor and apply them promptly to protect the systems from known vulnerabilities.