Critical severity9.8NVD Advisory· Published Jul 18, 2017· Updated May 13, 2026
CVE-2017-11420
CVE-2017-11420
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.
Affected products
28- cpe:2.3:o:asuswrt-merlin_project:rt-ac53_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.9883
- cpe:2.3:o:asuswrt-merlin_project:rt-n12hp_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.2943
- cpe:2.3:o:asuswrt-merlin_project:rt-n12hp_b1_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.3479
- cpe:2.3:o:asuswrt-merlin_project:rt-n12d1_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7378
- cpe:2.3:o:asuswrt-merlin_project:rt-ac5300_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7743
- cpe:2.3:o:asuswrt-merlin_project:rt_ac1900p_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7743
- cpe:2.3:o:asuswrt-merlin_project:rt-ac68u_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7743
- cpe:2.3:o:asuswrt-merlin_project:rt-ac68p_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7743
- cpe:2.3:o:asuswrt-merlin_project:rt-ac88u_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7743
- cpe:2.3:o:asuswrt-merlin_project:rt-ac66u_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7743
- cpe:2.3:o:asuswrt-merlin_project:rt-ac66u_b1_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7743
- cpe:2.3:o:asuswrt-merlin_project:rt-ac58u_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7485
- cpe:2.3:o:asuswrt-merlin_project:rt-ac56u_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7743
- cpe:2.3:o:asuswrt-merlin_project:rt-ac55u_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7378
- cpe:2.3:o:asuswrt-merlin_project:rt-ac52u_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.4180
- cpe:2.3:o:asuswrt-merlin_project:rt-ac51u_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7378
- cpe:2.3:o:asuswrt-merlin_project:rt-n18u_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7743
- cpe:2.3:o:asuswrt-merlin_project:rt-n66u_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7378
- cpe:2.3:o:asuswrt-merlin_project:rt-n56u_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.378.7177
- cpe:2.3:o:asuswrt-merlin_project:rt-ac3200_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7743
- cpe:2.3:o:asuswrt-merlin_project:rt-ac3100_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7743
- cpe:2.3:o:asuswrt-merlin_project:rt_ac1200gu_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.5577
- cpe:2.3:o:asuswrt-merlin_project:rt_ac1200g_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.3167
- cpe:2.3:o:asuswrt-merlin_project:rt-ac1200_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.9880
- cpe:2.3:o:asuswrt-merlin_project:rt-n12\+_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7378
- cpe:2.3:o:asuswrt-merlin_project:rt_n12\+_pro_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.9880
- cpe:2.3:o:asuswrt-merlin_project:rt-n16_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7378
- cpe:2.3:o:asuswrt-merlin_project:rt-n300_firmware:*:*:*:*:*:*:*:*Range: <=3.0.0.4.380.7378
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2- www.openwall.com/lists/oss-security/2017/07/13/1nvdExploitMailing ListThird Party Advisory
- asuswrt.lostrealm.ca/changelognvd
News mentions
0No linked articles in our index yet.