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Vulnerability Details : CVE-2018-18729

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.
Publish Date : 2018-10-29 Last Update Date : 2018-12-14
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- CVSS Scores & Vulnerability Types

CVSS Score
9.0
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) OverflowObtain Information
CWE ID 119

- Products Affected By CVE-2018-18729

# Product Type Vendor Product Version Update Edition Language
1 OS Tenda Ac10 Firmware 15.03.06.23 Cn Version Details Vulnerabilities
2 OS Tenda Ac15 Firmware 15.03.05.19 Cn Version Details Vulnerabilities
3 OS Tenda Ac18 Firmware 15.03.05.19(6318) Cn Version Details Vulnerabilities
4 OS Tenda Ac7 Firmware 15.03.06.44 Cn Version Details Vulnerabilities
5 OS Tenda Ac9 Firmware 15.03.05.19(6318) Cn Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Tenda Ac10 Firmware 1
Tenda Ac15 Firmware 1
Tenda Ac18 Firmware 1
Tenda Ac7 Firmware 1
Tenda Ac9 Firmware 1

- References For CVE-2018-18729

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

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)

- Metasploit Modules Related To CVE-2018-18729

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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