PT-2017-11946 · Asus · Rt-N56U+27

Published 2017-07-16 · Updated 2017-12-20 · CVE-2017-11345

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Asuswrt-Merlin firmware for ASUS devices versions (affected versions not specified) 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 versions (affected versions not specified)

Description A stack buffer overflow issue in the networkmap of Asuswrt-Merlin firmware for ASUS devices and ASUS firmware for various ASUS router models allows remote attackers to execute arbitrary code on the router. This can be achieved by hosting a crafted device description XML document that includes a serviceType element at a URL specified within a Location header in an SSDP response.

Recommendations For Asuswrt-Merlin firmware for ASUS devices, at the moment, there is no information about a newer version that contains a fix for this issue. For 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, at the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2017-11345

Affected Products

Asuswrt-Merlin

Rt-Ac1200

Rt-Ac1200G

Rt-Ac1900P

Rt-Ac3100

Rt-Ac3200

Rt-Ac51U

Rt-Ac52U

Rt-Ac53

Rt-Ac5300

Rt-Ac55U

Rt-Ac56U

Rt-Ac58U

Rt-Ac66U

Rt-Ac66U B1

Rt-Ac68P

Rt-Ac68U

Rt-Ac88U

Rt-N12+

Rt-N12+ Pro

Rt-N12D1

Rt-N12Hp

Rt-N12Hp B1

Rt-N16

Rt-N18U

Rt-N300

Rt-N56U

Rt-N66U

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2017-11345 · Security Note
• https://osv.dev/vulnerability/CVE-2017-11345 · Vendor Advisory
• http://openwall.com/lists/oss-security/2017/07/14/3 · Note
• https://asuswrt.lostrealm.ca/changelog · Note