NVD Vulnerability Detail
Search Exploit, PoC
CVE-2017-11420
Summary

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.

Publication Date July 18, 2017, 2:29 p.m.
Registration Date Jan. 26, 2021, 1:12 p.m.
Last Update Nov. 21, 2024, 12:07 p.m.
CVSS3.0 : CRITICAL
スコア 9.8
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
攻撃元区分(AV) ネットワーク
攻撃条件の複雑さ(AC) 低
攻撃に必要な特権レベル(PR) 不要
利用者の関与(UI) 不要
影響の想定範囲(S) 変更なし
機密性への影響(C) 高
完全性への影響(I) 高
可用性への影響(A) 高
CVSS2.0 : HIGH
Score 10.0
Vector AV:N/AC:L/Au:N/C:C/I:C/A:C
攻撃元区分(AV) ネットワーク
攻撃条件の複雑さ(AC) 低
攻撃前の認証要否(Au) 不要
機密性への影響(C) 高
完全性への影響(I) 高
可用性への影響(A) 高
Get all privileges. いいえ
Get user privileges いいえ
Get other privileges いいえ
User operation required いいえ
Affected software configurations
Configuration1 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac5300_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac5300:-:*:*:*:*:*:*:*
Configuration2 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt_ac1900p_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt_ac1900p_:-:*:*:*:*:*:*:*
Configuration3 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac68u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac68u:-:*:*:*:*:*:*:*
Configuration4 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac68p_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac68p:-:*:*:*:*:*:*:*
Configuration5 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac88u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac88u:-:*:*:*:*:*:*:*
Configuration6 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac66u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac66u:-:*:*:*:*:*:*:*
Configuration7 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac66u_b1_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac66u_b1:-:*:*:*:*:*:*:*
Configuration8 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac58u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7485
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac58u:-:*:*:*:*:*:*:*
Configuration9 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac56u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac56u:-:*:*:*:*:*:*:*
Configuration10 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac55u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7378
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac55u:-:*:*:*:*:*:*:*
Configuration11 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac52u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.4180
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac52u:-:*:*:*:*:*:*:*
Configuration12 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac51u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7378
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac51u:-:*:*:*:*:*:*:*
Configuration13 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-n18u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-n18u:-:*:*:*:*:*:*:*
Configuration14 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-n66u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7378
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-n66u:-:*:*:*:*:*:*:*
Configuration15 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-n56u_firmware:*:*:*:*:*:*:*:* 3.0.0.4.378.7177
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-n56u:-:*:*:*:*:*:*:*
Configuration16 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac3200_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac3200:-:*:*:*:*:*:*:*
Configuration17 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac3100_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7743
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac3100:-:*:*:*:*:*:*:*
Configuration18 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt_ac1200gu_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.5577
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt_ac1200gu:-:*:*:*:*:*:*:*
Configuration19 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt_ac1200g_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.3167
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt_ac1200g:-:*:*:*:*:*:*:*
Configuration20 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac1200_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.9880
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac1200:-:*:*:*:*:*:*:*
Configuration21 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-ac53_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.9883
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-ac53:-:*:*:*:*:*:*:*
Configuration22 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-n12hp_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.2943
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-n12hp:-:*:*:*:*:*:*:*
Configuration23 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-n12hp_b1_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.3479
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-n12hp_b1:-:*:*:*:*:*:*:*
Configuration24 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-n12d1_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7378
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-n12d1:-:*:*:*:*:*:*:*
Configuration25 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-n12\+_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7378
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-n12\+:-:*:*:*:*:*:*:*
Configuration26 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt_n12\+_pro_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.9880
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt_n12\+_pro:-:*:*:*:*:*:*:*
Configuration27 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-n16_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7378
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-n16:-:*:*:*:*:*:*:*
Configuration28 or higher or less more than less than
cpe:2.3:o:asuswrt-merlin_project:rt-n300_firmware:*:*:*:*:*:*:*:* 3.0.0.4.380.7378
execution environment
1 cpe:2.3:h:asuswrt-merlin_project:rt-n300:-:*:*:*:*:*:*:*
Related information, measures and tools
Common Vulnerabilities List
JVN Vulnerability Information
複数の ASUS デバイス用 Asuswrt-Merlin ファームウェアおよび ASUS ファームウェアのネットワークマップの ASUS_Discovery.c におけるスタックベースのバッファオーバーフローの脆弱性
Title 複数の ASUS デバイス用 Asuswrt-Merlin ファームウェアおよび ASUS ファームウェアのネットワークマップの ASUS_Discovery.c におけるスタックベースのバッファオーバーフローの脆弱性
Summary

複数の ASUS デバイス用 Asuswrt-Merlin ファームウェアおよび ASUS ファームウェアのネットワークマップの ASUS_Discovery.c には、スタックベースのバッファオーバーフローの脆弱性が存在します。

Possible impacts リモートの攻撃者により、デバイスリストの文字列の連結 (strcat) 中に誤って処理される過度に長いデバイス情報を介して、任意のコードを実行される可能性があります。
Solution

ベンダ情報および参考情報を参照して適切な対策を実施してください。
Publication Date July 13, 2017, midnight
Registration Date Aug. 14, 2017, 7:06 p.m.
Last Update Aug. 14, 2017, 7:06 p.m.
Affected System
Asuswrt-Merlin firmware project
RT AC1200G ファームウェア 
RT AC1200GU ファームウェア 
RT AC1900P ファームウェア 
RT N12+ PRO ファームウェア 
RT-AC1200 ファームウェア 
RT-AC3100 ファームウェア 
RT-AC3200 ファームウェア 
RT-AC51U ファームウェア 
RT-AC52U ファームウェア 
RT-AC53 ファームウェア 
RT-AC5300 ファームウェア 
RT-AC55U ファームウェア 
RT-AC56U ファームウェア 
RT-AC58U ファームウェア 
RT-AC66U B1 ファームウェア 
RT-AC66U ファームウェア 
RT-AC68P ファームウェア 
RT-AC68U ファームウェア 
RT-AC88U ファームウェア 
RT-N12+ ファームウェア 
RT-N12D1 ファームウェア 
RT-N12HP B1 ファームウェア 
RT-N12HP ファームウェア 
RT-N16 ファームウェア 
RT-N18U ファームウェア 
RT-N300 ファームウェア 
RT-N56U ファームウェア 
RT-N66U ファームウェア 
CVE (情報セキュリティ 共通脆弱性識別子)
CWE (共通脆弱性タイプ一覧)
ベンダー情報
Change Log
No Changed Details Date of change
0 [2017年08月14日]
  掲載		 Feb. 17, 2018, 10:37 a.m.