CVE-2017-12754: Buffer Overflow

Published Aug 9, 2017
·
Updated

Stack buffer overflow in httpd in Asuswrt-Merlin firmware 380.670RT-AC5300 and earlier for ASUS devices and ASUS firmware for ASUS RT-AC5300, RTAC1900P, RT-AC68U, RT-AC68P, RT-AC88U, RT-AC66U, RT-AC66UB1, RT-AC58U, RT-AC56U, RT-AC55U, RT-AC52U, RT-AC51U, RT-N18U, RT-N66U, RT-N56U, RT-AC3200, RT-AC3100, RTAC1200GU, RTAC1200G, RT-AC1200, RT-AC53, RT-N12HP, RT-N12HPB1, RT-N12D1, RT-N12+, RTN12+PRO, RT-N16, and RT-N300 devices allows remote attackers to execute arbitrary code on the router by sending a crafted http GET request packet that includes a long deleteofflineclient parameter in the url.

Affected Software

29 affected components
Asuswrt-Merlin Asuswrt-Merlin<=380.67
Asuswrt-Merlin RT-AC1200
Asuswrt-Merlin RT-AC3100
Asuswrt-Merlin RT-AC3200
Asuswrt-Merlin RT-AC51U
Asuswrt-Merlin RT-AC52U
Asuswrt-Merlin RT-AC53
Asuswrt-Merlin RT-AC5300
Asuswrt-Merlin RT-AC55U
Asuswrt-Merlin RT-AC56U
Asuswrt-Merlin RT-AC58U
Asuswrt-Merlin RT-AC66U
Asuswrt-Merlin Rt-ac66u B1
Asuswrt-Merlin RT-AC68P
Asuswrt-Merlin RT-AC68U
Asuswrt-Merlin RT-AC88U
Asuswrt-Merlin Rt-n12\+
Asuswrt-Merlin RT-N12D1
Asuswrt-Merlin RT-N12HP
Asuswrt-Merlin Rt-n12hp B1
Asuswrt-Merlin RT-N16
Asuswrt-Merlin RT-N18U
Asuswrt-Merlin RT-N300
Asuswrt-Merlin RT-N56U
Asuswrt-Merlin RT-N66U
Asuswrt-Merlin Rt Ac1200g
Asuswrt-Merlin Rt Ac1200gu
Asuswrt-Merlin Rt Ac1900p
Asuswrt-Merlin Rt N12\+ Pro

Event History

Aug 9, 2017
CVE Published
via MITRE·03:00 PM
Data Sourced
via MITRE·03:00 PM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2017-12754?

CVE-2017-12754 is classified as a high severity vulnerability due to the potential for remote code execution through a stack buffer overflow.

2

How do I fix CVE-2017-12754?

To fix CVE-2017-12754, upgrade your Asuswrt-Merlin firmware to version 380.68 or later.

3

Which devices are affected by CVE-2017-12754?

CVE-2017-12754 affects several ASUS devices running Asuswrt-Merlin firmware version 380.67 or earlier.

4

What is a stack buffer overflow in the context of CVE-2017-12754?

A stack buffer overflow in CVE-2017-12754 allows an attacker to exploit the httpd component to execute arbitrary code or crash the device.

5

Can exploiting CVE-2017-12754 lead to data loss?

Exploiting CVE-2017-12754 may potentially lead to data loss or leakage if an attacker successfully executes malicious code on the affected device.

Contact

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