Buffer overflow in Asuswrt-Merlin Project Rt-Ac1200
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.
Vulnerability class: Buffer Overflow
EPSS: 0.056 (92.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Asuswrt-merlin_project Rt-ac1200
- Asuswrt-merlin_project Rt-ac1200_firmware
- Asuswrt-merlin_project Rt_ac1200g
- Asuswrt-merlin_project Rt_ac1200g_firmware
- Asuswrt-merlin_project Rt_ac1200gu
- Asuswrt-merlin_project Rt_ac1200gu_firmware
- Asuswrt-merlin_project Rt_ac1900p_
- Asuswrt-merlin_project Rt_ac1900p_firmware
- Asuswrt-merlin_project Rt-ac3100
- Asuswrt-merlin_project Rt-ac3100_firmware
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (Exploit, Mailing List, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2017-11420?
- CVE-2017-11420 is a critical-severity vulnerability in Asuswrt-Merlin Project Rt-Ac1200, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2017-07-18.
- How severe is CVE-2017-11420?
- Critical severity. CVSS v3 base score is 9.8 out of 10.