Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2017-11420

Severity CVSS v4.0:
Pending analysis
Type:
CWE-119 Buffer Errors
Publication date:
18/07/2017
Last modified:
20/04/2025

Description

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.

Impact

Vector 3.x
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 10.00 HIGH
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
10.00
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:asuswrt-merlin_project:rt-ac5300_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743 (including)
cpe:2.3:h:asuswrt-merlin_project:rt-ac5300:-:*:*:*:*:*:*:*
cpe:2.3:o:asuswrt-merlin_project:rt_ac1900p_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743 (including)
cpe:2.3:h:asuswrt-merlin_project:rt_ac1900p_:-:*:*:*:*:*:*:*
cpe:2.3:o:asuswrt-merlin_project:rt-ac68u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743 (including)
cpe:2.3:h:asuswrt-merlin_project:rt-ac68u:-:*:*:*:*:*:*:*
cpe:2.3:o:asuswrt-merlin_project:rt-ac68p_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743 (including)
cpe:2.3:h:asuswrt-merlin_project:rt-ac68p:-:*:*:*:*:*:*:*
cpe:2.3:o:asuswrt-merlin_project:rt-ac88u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743 (including)
cpe:2.3:h:asuswrt-merlin_project:rt-ac88u:-:*:*:*:*:*:*:*
cpe:2.3:o:asuswrt-merlin_project:rt-ac66u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743 (including)
cpe:2.3:h:asuswrt-merlin_project:rt-ac66u:-:*:*:*:*:*:*:*
cpe:2.3:o:asuswrt-merlin_project:rt-ac66u_b1_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743 (including)
cpe:2.3:h:asuswrt-merlin_project:rt-ac66u_b1:-:*:*:*:*:*:*:*
cpe:2.3:o:asuswrt-merlin_project:rt-ac58u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7485 (including)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools