CVE-2018-18730: Buffer Overflow
An issue was discovered on Tenda AC7 V15.03.06.44CN, AC9 V15.03.05.19(6318)CN, AC10 V15.03.06.23CN, AC15 V15.03.05.19CN, and AC18 V15.03.05.19(6318)CN devices. There is a buffer overflow vulnerability in the router's web server -- httpd. While processing the 'startIp' and 'endIp' parameters for a post request, each value is directly used in a sprintf to a local variable placed on the stack, which overrides the return address of the function.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2018-18730?
CVE-2018-18730 is a buffer overflow vulnerability in the web server of Tenda AC7, AC9, AC10, AC15, and AC18 devices.
Which Tenda devices are affected by CVE-2018-18730?
Tenda AC7, AC9, AC10, AC15, and AC18 devices are affected by CVE-2018-18730.
What is the severity of CVE-2018-18730?
The severity of CVE-2018-18730 is high, with a CVSS score of 7.5.
How does CVE-2018-18730 work?
CVE-2018-18730 is exploited through specially crafted 'startIp' and 'endIp' parameters, leading to a buffer overflow in the router's web server.
How can I fix CVE-2018-18730?
To fix CVE-2018-18730, it is recommended to update the firmware of the Tenda AC7, AC9, AC10, AC15, and AC18 devices to the latest version available.