CVE-2018-18729: Buffer Overflow

Published Oct 28, 2018
·
Updated

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 heap-based buffer overflow vulnerability in the router's web server -- httpd. While processing the 'mac' parameter for a post request, the value is directly used in a strcpy to a variable placed on the heap, which can leak sensitive information or even hijack program control flow.

Affected Software

10 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
Tenda ac15 firmware=15.03.05.19_cn
Tenda Ac15
Tenda Ac18 Firmware=15.03.05.19\(6318\)_cn
Tenda Ac18

Event History

Oct 28, 2018
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
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Frequently Asked Questions

1

What is CVE-2018-18729?

CVE-2018-18729 is a heap-based buffer overflow vulnerability in the router's web server of Tenda AC7, AC9, AC10, AC15, and AC18 devices.

2

Which devices are affected by CVE-2018-18729?

Tenda AC7 V15.03.06.44_CN, AC9 V15.03.05.19(6318)_CN, AC10 V15.03.06.23_CN, AC15 V15.03.05.19_CN, and AC18 V15.03.05.19(6318)_CN devices are affected.

3

What is the severity of CVE-2018-18729?

The severity of CVE-2018-18729 is critical, with a CVSS score of 9.8.

4

How does CVE-2018-18729 work?

CVE-2018-18729 is triggered by processing a malicious 'mac' parameter for a post data check request.

5

Is there a fix available for CVE-2018-18729?

Currently, there is no known fix for CVE-2018-18729. It is recommended to apply any vendor-supplied patches or updates when available.

Contact

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