CVE-2022-24149 : Exploit Details and Defense Strategies
Discover the impact of CVE-2022-24149, a critical stack overflow vulnerability in Tenda AX3 v16.03.12.10_CN leading to a Denial of Service attack. Learn about affected systems and mitigation steps.
Tenda AX3 v16.03.12.10_CN has been found to have a critical vulnerability that could lead to a Denial of Service (DoS) attack.
Understanding CVE-2022-24149
This CVE ID refers to a stack overflow vulnerability in the function fromSetWirelessRepeat of Tenda AX3 v16.03.12.10_CN, allowing threat actors to exploit the wpapsk_crypto parameter for initiating a DoS attack.
What is CVE-2022-24149?
The identified vulnerability in Tenda AX3 v16.03.12.10_CN enables malicious actors to trigger a Denial of Service (DoS) by leveraging a stack overflow in the fromSetWirelessRepeat function.
The Impact of CVE-2022-24149
By exploiting this security flaw, attackers can disrupt the normal operation of the affected Tenda AX3 device, resulting in a DoS condition. This could lead to service unavailability for legitimate users.
Technical Details of CVE-2022-24149
The technical details of CVE-2022-24149 are:
Vulnerability Description
The vulnerability arises from a stack overflow within the fromSetWirelessRepeat function of Tenda AX3 v16.03.12.10_CN due to improper input validation.
Affected Systems and Versions
Tenda AX3 devices running version v16.03.12.10_CN are impacted by this vulnerability.
Exploitation Mechanism
Threat actors can exploit the wpapsk_crypto parameter to execute a DoS attack on vulnerable Tenda AX3 devices.
Mitigation and Prevention
To address CVE-2022-24149, the following steps are recommended:
Immediate Steps to Take
- Disable remote access to the affected device if not required.
- Implement network segmentation to limit exposure.
- Apply firewall rules to restrict unauthorized access.
Long-Term Security Practices
- Regularly update the device firmware to the latest version.
- Monitor security mailing lists for any patches related to Tenda AX3.
- Conduct security assessments to identify and remediate vulnerabilities.
Patching and Updates
Check for official security advisories from Tenda for patches or updates addressing the CVE-2022-24149 vulnerability to secure your devices.