Vulnerability CVE-2018-18729


Published: 2018-10-29

Description:
An issue was discovered on 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. 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.

Type:

CWE-787

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
9/10
8.5/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Complete
Affected software
Tenda -> Ac10 firmware 
Tenda -> Ac15 firmware 
Tenda -> Ac18 firmware 
Tenda -> Ac7 firmware 
Tenda -> Ac9 firmware 

 References:
https://github.com/ZIllR0/Routers/blob/master/Tenda/heapoverflow1.md

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