Vulnerability Description
An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06.23_CN(AC10). A buffer overflow vulnerability exists in the router's web server (httpd). When processing the list parameters for a post request, the value is directly written with sprintf to a local variable placed on the stack, which overrides the return address of the function, causing a buffer overflow.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Tenda | Ac7 Firmware | <= 15.03.06.44_cn |
| Tenda | Ac7 | - |
| Tenda | Ac9 Firmware | <= 15.03.05.19\(6318\)_cn |
| Tenda | Ac9 | - |
| Tenda | Ac10 Firmware | <= 15.03.06.23_cn |
| Tenda | Ac10 | - |
Related Weaknesses (CWE)
References
- https://github.com/zsjevilhex/iot/blob/master/route/tenda/tenda-02/Tenda.mdExploitThird Party Advisory
- https://github.com/zsjevilhex/iot/blob/master/route/tenda/tenda-02/Tenda.mdExploitThird Party Advisory
FAQ
What is CVE-2018-14559?
CVE-2018-14559 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06....
How severe is CVE-2018-14559?
CVE-2018-14559 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-14559?
Check the references section above for vendor advisories and patch information. Affected products include: Tenda Ac7 Firmware, Tenda Ac7, Tenda Ac9 Firmware, Tenda Ac9, Tenda Ac10 Firmware.