CVE-2018-14559: Buffer Overflow

Published Apr 25, 2019
·
Updated

An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)CN(AC9), and AC10 devices with firmware through V15.03.06.23CN(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.

Affected Software

6 affected components
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

Event History

Apr 25, 2019
CVE Published
via MITRE·07:44 PM
Data Sourced
via MITRE·07:44 PM
Description
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Frequently Asked Questions

1

What is the vulnerability ID for this issue?

The vulnerability ID for this issue is CVE-2018-14559.

2

Which Tenda devices are affected by this vulnerability?

The Tenda AC7, AC9, and AC10 devices are affected by this vulnerability.

3

What is the severity of CVE-2018-14559?

The severity of CVE-2018-14559 is rated as high.

4

What is the CWE ID for this vulnerability?

The CWE ID for this vulnerability is CWE-119.

5

Is there a fix available for this vulnerability?

Yes, updating the firmware to the latest version provided by Tenda will fix this vulnerability.

Contact

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