CVE-2023-36354 : Exploit Details and Defense Strategies
Discover the impact of CVE-2023-36354, a buffer overflow vulnerability in TP-Link TL-WR routers, enabling DoS attacks. Learn about affected systems, exploitation, and mitigation steps.
A buffer overflow vulnerability has been discovered in TP-Link TL-WR940N V4, TL-WR841N V8/V10, TL-WR740N V1/V2, TL-WR940N V2/V3, and TL-WR941ND V5/V6 that could lead to a Denial of Service (DoS) attack.
Understanding CVE-2023-36354
This section provides insights into the CVE-2023-36354 vulnerability.
What is CVE-2023-36354?
The CVE-2023-36354 vulnerability is a buffer overflow issue found in specific TP-Link routers, enabling attackers to execute a DoS attack by exploiting a crafted GET request.
The Impact of CVE-2023-36354
The presence of this vulnerability allows malicious actors to disrupt the normal functionality of affected TP-Link routers, potentially causing service unavailability for legitimate users.
Technical Details of CVE-2023-36354
Explore the technical aspects of the CVE-2023-36354 vulnerability.
Vulnerability Description
The vulnerability stems from a buffer overflow within the /userRpm/AccessCtrlTimeSchedRpm component of the affected TP-Link routers, triggered by a specially crafted GET request.
Affected Systems and Versions
TP-Link TL-WR940N V4, TL-WR841N V8/V10, TL-WR740N V1/V2, TL-WR940N V2/V3, and TL-WR941ND V5/V6 routers are impacted by this vulnerability.
Exploitation Mechanism
Attackers can exploit the CVE-2023-36354 vulnerability by sending a malicious GET request to the /userRpm/AccessCtrlTimeSchedRpm component, causing a buffer overflow and subsequent Denial of Service.
Mitigation and Prevention
Learn about the measures to mitigate and prevent the CVE-2023-36354 vulnerability.
Immediate Steps to Take
- Update affected TP-Link router firmware to the latest version provided by the manufacturer.
- Implement strong network security measures to reduce the risk of exploitation.
Long-Term Security Practices
- Regularly check for security updates and patches released by TP-Link for their routers.
- Conduct security audits and penetration testing to identify and address vulnerabilities proactively.
Patching and Updates
Stay informed about security advisories from TP-Link and promptly apply recommended patches and updates to safeguard against known vulnerabilities.