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CVE-2021-20711

Quick assessment

Affected
NEC Corporation Aterm WG2600HS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

NEC Aterm WG2600HS是日本电气（NEC）公司的一款无线路由器。 Aterm WG2600HS: 1.5.1版本存在安全漏洞，该漏洞允许远程攻击者在目标系统上执行任意shell命令。

AI Predicted 9.8 Difficulty: Easy EPSS 1.36% · P71

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-20711

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Aterm WG2600HS firmware Ver1.5.1 and earlier allows an attacker to execute arbitrary OS commands via unspecified vectors.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
NEC Aterm WG2600HS 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
NEC Aterm WG2600HS是日本电气（NEC）公司的一款无线路由器。 Aterm WG2600HS: 1.5.1版本存在安全漏洞，该漏洞允许远程攻击者在目标系统上执行任意shell命令。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
NEC Corporation Aterm WG2600HS firmware Ver1.5.1 and earlier -

II. Public POCs for CVE-2021-20711

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-20711

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Vendor Advisories for CVE-2021-20711 (1)

Other References for CVE-2021-20711 (1)

Same Patch Batch · NEC Corporation · 2021-04-26 · 6 CVEs total

CVE-2021-20712 NEC Aterm WF1200C 安全漏洞
CVE-2021-20710 NEC Aterm WG2600HS 跨站脚本漏洞
CVE-2021-20708 NEC Aterm WF1200C 操作系统命令注入漏洞
CVE-2021-20709 NEC Aterm WF1200C 安全漏洞
CVE-2021-20680 NEC Aterm 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: Aterm WG2600HS
Same vendor: NEC Corporation

V. Comments for CVE-2021-20711

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