CVE-2017-11345 : What You Need to Know
Learn about CVE-2017-11345, a critical vulnerability in ASUS routers allowing remote code execution. Find out how to mitigate the risk and protect your network.
A vulnerability in the networkmap feature of the Asuswrt-Merlin firmware for ASUS devices and ASUS firmware for various models allows remote code execution on affected routers.
Understanding CVE-2017-11345
This CVE identifies a critical vulnerability in ASUS routers that can be exploited by attackers to execute arbitrary code remotely.
What is CVE-2017-11345?
The vulnerability in the networkmap feature of Asuswrt-Merlin firmware for ASUS devices and various models enables attackers to remotely execute arbitrary code on affected routers.
The Impact of CVE-2017-11345
The vulnerability allows attackers to host a specially crafted device description XML document to execute arbitrary code on the routers, compromising their security.
Technical Details of CVE-2017-11345
This section provides detailed technical information about the vulnerability.
Vulnerability Description
A stack buffer overflow in the networkmap feature of Asuswrt-Merlin firmware for ASUS devices and various models allows remote attackers to execute arbitrary code on the routers.
Affected Systems and Versions
The vulnerability affects ASUS routers including RT-AC5300, RT_AC1900P, RT-AC68U, RT-AC68P, RT-AC88U, and many others.
Exploitation Mechanism
Attackers can exploit the vulnerability by hosting a specially crafted device description XML document with a serviceType element at a specific URL provided in the Location header of an SSDP response.
Mitigation and Prevention
Protecting systems from CVE-2017-11345 is crucial to prevent unauthorized access and potential damage.
Immediate Steps to Take
- Update the firmware of affected ASUS routers to the latest version.
- Disable remote management access to the router.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Regularly update router firmware to patch known vulnerabilities.
- Implement strong password policies and enable encryption on the router.
- Conduct regular security audits and penetration testing.
Patching and Updates
Ensure timely installation of firmware updates provided by ASUS to address the CVE-2017-11345 vulnerability.