CVE-2018-14557
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 page 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, a causing buffer overflow.
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| tenda ac10_firmware | v ≤ 15.03.06.23_cn | — |
| tenda ac7_firmware | v ≤ 15.03.06.44_cn | — |
| tenda ac9_firmware | v ≤ 15.03.05.19\(6318\)_cn | — |
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