CVE-2022-38314 : Exploit Details and Defense Strategies
Critical CVE-2022-38314 highlights a stack overflow flaw in Tenda AC18 routers v15.03.05.19 and v15.03.05.05, enabling remote code execution or denial of service attacks.
A stack overflow vulnerability was discovered in Tenda AC18 router versions v15.03.05.19 and v15.03.05.05, specifically impacting the urls parameter at /goform/saveParentControlInfo.
Understanding CVE-2022-38314
This CVE identifies a critical security issue in Tenda AC18 routers, which can be exploited through a stack overflow vulnerability.
What is CVE-2022-38314?
CVE-2022-38314 highlights a stack overflow flaw in Tenda AC18 routers' versions v15.03.05.19 and v15.03.05.05, accessible through the urls parameter at /goform/saveParentControlInfo.
The Impact of CVE-2022-38314
This vulnerability could allow remote attackers to execute arbitrary code or cause a denial of service on affected Tenda AC18 routers, compromising the security and stability of the network.
Technical Details of CVE-2022-38314
The technical aspects of CVE-2022-38314 include:
Vulnerability Description
The stack overflow vulnerability in Tenda AC18 routers versions v15.03.05.19 and v15.03.05.05 occurs due to improper handling of input via the urls parameter at /goform/saveParentControlInfo.
Affected Systems and Versions
Tenda AC18 routers running versions v15.03.05.19 and v15.03.05.05 are affected by this vulnerability.
Exploitation Mechanism
Remote attackers can exploit this vulnerability by sending specially crafted requests to the urls parameter at /goform/saveParentControlInfo, triggering the stack overflow condition.
Mitigation and Prevention
To address CVE-2022-38314, consider the following security measures:
Immediate Steps to Take
- Implement network-level controls and restrict access to vulnerable routers.
- Monitor network traffic for any suspicious activity that may indicate exploitation attempts.
Long-Term Security Practices
- Regularly update the firmware of Tenda AC18 routers to patch known vulnerabilities.
- Apply security best practices such as using strong passwords, enabling firewalls, and ensuring secure router configurations.
Patching and Updates
Stay informed about security advisories from Tenda and apply recommended patches promptly to mitigate the risk of exploitation.