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I. Basic Information for CVE-2021-21816
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An information disclosure vulnerability exists in the Syslog functionality of D-LINK DIR-3040 1.13B03. A specially crafted network request can lead to the disclosure of sensitive information. An attacker can send an HTTP request to trigger this vulnerability.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
D-LINK DIR-3040 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link D-LINK DIR-3040是中国台湾友讯（D-Link）公司的一个路由器。提供连接网络的功能。 D-LINK DIR-3040 存在信息泄露漏洞，攻击者可以发送HTTP请求导致敏感信息的泄露。
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
VendorProductAffected VersionsCPESubscribe
-D-LINK D-LINK DIR-3040 1.13B03 -
II. Public POCs for CVE-2021-21816
#POC DescriptionSource LinkShenlong Link
1D-Link DIR-3040 1.13B03 is susceptible to information disclosure in the Syslog functionality. A specially crafted HTTP network request can lead to the disclosure of sensitive information. An attacker can obtain access to user accounts and access sensitive information, modify data, and/or execute unauthorized operations.https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-21816.yamlPOC Details
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III. Intelligence Information for CVE-2021-21816
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IV. Related Vulnerabilities
Same product: D-LINK
Same vendor: n/a
Same weakness: CWE-200
V. Comments for CVE-2021-21816

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