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CVE-2021-40284

Quick assessment

Affected
n/a n/a
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.

D-Link DSL-3782是中国台湾友讯（D-Link）公司的一款无线路由器。 D-Link DSL-3782 EU v1.01版本和EU v1.03版本存在安全漏洞，该漏洞源于网页界面“/cgi-bin/New_GUI/Igmp.asp”中存在的缓冲区溢出漏洞。经过身份验证的远程攻击者可以通过HTTP请求在参数“igmpsnoopEnable”中发送一个长字符串来触发该漏洞进而造成拒绝服务攻击。

AI Predicted 5.3 Difficulty: Moderate EPSS 2.63% · P85

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-40284

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
D-Link DSL-3782 EU v1.01:EU v1.03 is affected by a buffer overflow which can cause a denial of service. This vulnerability exists in the web interface "/cgi-bin/New_GUI/Igmp.asp". Authenticated remote attackers can trigger this vulnerability by sending a long string in parameter 'igmpsnoopEnable' via an HTTP request.
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
D-Link DSL-3782 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DSL-3782是中国台湾友讯（D-Link）公司的一款无线路由器。 D-Link DSL-3782 EU v1.01版本和EU v1.03版本存在安全漏洞，该漏洞源于网页界面“/cgi-bin/New_GUI/Igmp.asp”中存在的缓冲区溢出漏洞。经过身份验证的远程攻击者可以通过HTTP请求在参数“igmpsnoopEnable”中发送一个长字符串来触发该漏洞进而造成拒绝服务攻击。
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
- n/a n/a -

II. Public POCs for CVE-2021-40284

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III. Intelligence Information for CVE-2021-40284

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Other References for CVE-2021-40284 (1)

Same Patch Batch · n/a · 2021-09-09 · 49 CVEs total

CVE-2021-38721 FUEL CMS 跨站请求伪造漏洞
CVE-2020-19144 Silicon Graphics LibTIFF 缓冲区错误漏洞
CVE-2021-37101 Huawei AIS-BW50-00 安全漏洞
CVE-2021-20117 Tenable Network Security Nessus 输入验证错误漏洞
CVE-2021-38408 Advantech WebAccess 缓冲区错误漏洞
CVE-2021-40223 Rittal CMC PU III 跨站脚本漏洞
CVE-2021-40222 Rittal CMC PU III 操作系统命令注入漏洞
CVE-2021-39296 OpenBMC 授权问题漏洞
CVE-2021-20118 Tenable Network Security Nessus 输入验证错误漏洞
CVE-2021-38723 FUEL CMS SQL注入漏洞
CVE-2021-38725 FUEL-CMS 访问控制错误漏洞
CVE-2020-19515 qdPM 跨站脚本漏洞
CVE-2021-32484 Mediatek 芯片 安全漏洞
CVE-2021-32485 Mediatek 芯片 缓冲区错误漏洞
CVE-2021-32486 Mediatek 芯片 安全漏洞
CVE-2021-32487 Mediatek 芯片 安全漏洞
CVE-2021-38727 FUEL CMS SQL注入漏洞
CVE-2021-28909 BAB TECHNOLOGIE GmbH eibPort 安全漏洞
CVE-2021-28910 Bab Technologie Gmbh BAB TECHNOLOGIE GmbH eibPort 安全漏洞
CVE-2020-19263 MipCMS 安全漏洞

Showing top 20 of 49 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-40284

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