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Vulnerability Details : CVE-2017-11420

Stack-based buffer overflow in ASUS_Discovery.c in networkmap in Asuswrt-Merlin firmware for ASUS devices and ASUS firmware for ASUS RT-AC5300, RT_AC1900P, RT-AC68U, RT-AC68P, RT-AC88U, RT-AC66U, RT-AC66U_B1, RT-AC58U, RT-AC56U, RT-AC55U, RT-AC52U, RT-AC51U, RT-N18U, RT-N66U, RT-N56U, RT-AC3200, RT-AC3100, RT_AC1200GU, RT_AC1200G, RT-AC1200, RT-AC53, RT-N12HP, RT-N12HP_B1, RT-N12D1, RT-N12+, RT_N12+_PRO, RT-N16, and RT-N300 devices allows remote attackers to execute arbitrary code via long device information that is mishandled during a strcat to a device list.
Publish Date : 2017-07-18 Last Update Date : 2017-12-19
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- CVSS Scores & Vulnerability Types

CVSS Score
10.0
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
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) Execute CodeOverflow
CWE ID 119

- Products Affected By CVE-2017-11420

# Product Type Vendor Product Version Update Edition Language
1 OS Asuswrt-merlin Project Rt Ac1200g Firmware 3.0.0.4.380.3167 Version Details Vulnerabilities
2 OS Asuswrt-merlin Project Rt Ac1200gu Firmware 3.0.0.4.380.5577 Version Details Vulnerabilities
3 OS Asuswrt-merlin Project Rt Ac1900p Firmware 3.0.0.4.380.7743 Version Details Vulnerabilities
4 OS Asuswrt-merlin Project Rt N12+ Pro Firmware 3.0.0.4.380.9880 Version Details Vulnerabilities
5 OS Asuswrt-merlin Project Rt-ac1200 Firmware 3.0.0.4.380.9880 Version Details Vulnerabilities
6 OS Asuswrt-merlin Project Rt-ac3100 Firmware 3.0.0.4.380.7743 Version Details Vulnerabilities
7 OS Asuswrt-merlin Project Rt-ac3200 Firmware 3.0.0.4.380.7743 Version Details Vulnerabilities
8 OS Asuswrt-merlin Project Rt-ac51u Firmware 3.0.0.4.380.7378 Version Details Vulnerabilities
9 OS Asuswrt-merlin Project Rt-ac52u Firmware 3.0.0.4.380.4180 Version Details Vulnerabilities
10 OS Asuswrt-merlin Project Rt-ac53 Firmware 3.0.0.4.380.9883 Version Details Vulnerabilities
11 OS Asuswrt-merlin Project Rt-ac5300 Firmware 3.0.0.4.380.7743 Version Details Vulnerabilities
12 OS Asuswrt-merlin Project Rt-ac55u Firmware 3.0.0.4.380.7378 Version Details Vulnerabilities
13 OS Asuswrt-merlin Project Rt-ac56u Firmware 3.0.0.4.380.7743 Version Details Vulnerabilities
14 OS Asuswrt-merlin Project Rt-ac58u Firmware 3.0.0.4.380.7485 Version Details Vulnerabilities
15 OS Asuswrt-merlin Project Rt-ac66u B1 Firmware 3.0.0.4.380.7743 Version Details Vulnerabilities
16 OS Asuswrt-merlin Project Rt-ac66u Firmware 3.0.0.4.380.7743 Version Details Vulnerabilities
17 OS Asuswrt-merlin Project Rt-ac68p Firmware 3.0.0.4.380.7743 Version Details Vulnerabilities
18 OS Asuswrt-merlin Project Rt-ac68u Firmware 3.0.0.4.380.7743 Version Details Vulnerabilities
19 OS Asuswrt-merlin Project Rt-ac88u Firmware 3.0.0.4.380.7743 Version Details Vulnerabilities
20 OS Asuswrt-merlin Project Rt-n12+ Firmware 3.0.0.4.380.7378 Version Details Vulnerabilities
21 OS Asuswrt-merlin Project Rt-n12d1 Firmware 3.0.0.4.380.7378 Version Details Vulnerabilities
22 OS Asuswrt-merlin Project Rt-n12hp B1 Firmware 3.0.0.4.380.3479 Version Details Vulnerabilities
23 OS Asuswrt-merlin Project Rt-n12hp Firmware 3.0.0.4.380.2943 Version Details Vulnerabilities
24 OS Asuswrt-merlin Project Rt-n16 Firmware 3.0.0.4.380.7378 Version Details Vulnerabilities
25 OS Asuswrt-merlin Project Rt-n18u Firmware 3.0.0.4.380.7743 Version Details Vulnerabilities
26 OS Asuswrt-merlin Project Rt-n300 Firmware 3.0.0.4.380.7378 Version Details Vulnerabilities
27 OS Asuswrt-merlin Project Rt-n56u Firmware 3.0.0.4.378.7177 Version Details Vulnerabilities
28 OS Asuswrt-merlin Project Rt-n66u Firmware 3.0.0.4.380.7378 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Asuswrt-merlin Project Rt Ac1200g Firmware 1
Asuswrt-merlin Project Rt Ac1200gu Firmware 1
Asuswrt-merlin Project Rt Ac1900p Firmware 1
Asuswrt-merlin Project Rt N12+ Pro Firmware 1
Asuswrt-merlin Project Rt-ac1200 Firmware 1
Asuswrt-merlin Project Rt-ac3100 Firmware 1
Asuswrt-merlin Project Rt-ac3200 Firmware 1
Asuswrt-merlin Project Rt-ac51u Firmware 1
Asuswrt-merlin Project Rt-ac52u Firmware 1
Asuswrt-merlin Project Rt-ac53 Firmware 1
Asuswrt-merlin Project Rt-ac5300 Firmware 1
Asuswrt-merlin Project Rt-ac55u Firmware 1
Asuswrt-merlin Project Rt-ac56u Firmware 1
Asuswrt-merlin Project Rt-ac58u Firmware 1
Asuswrt-merlin Project Rt-ac66u B1 Firmware 1
Asuswrt-merlin Project Rt-ac66u Firmware 1
Asuswrt-merlin Project Rt-ac68p Firmware 1
Asuswrt-merlin Project Rt-ac68u Firmware 1
Asuswrt-merlin Project Rt-ac88u Firmware 1
Asuswrt-merlin Project Rt-n12+ Firmware 1
Asuswrt-merlin Project Rt-n12d1 Firmware 1
Asuswrt-merlin Project Rt-n12hp B1 Firmware 1
Asuswrt-merlin Project Rt-n12hp Firmware 1
Asuswrt-merlin Project Rt-n16 Firmware 1
Asuswrt-merlin Project Rt-n18u Firmware 1
Asuswrt-merlin Project Rt-n300 Firmware 1
Asuswrt-merlin Project Rt-n56u Firmware 1
Asuswrt-merlin Project Rt-n66u Firmware 1

- References For CVE-2017-11420

https://asuswrt.lostrealm.ca/changelog CONFIRM
http://www.openwall.com/lists/oss-security/2017/07/13/1

- 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)
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)
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)
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)
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)
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-2017-11420

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


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