CVE-2020-8864
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I. Basic Information for CVE-2020-8864
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-867, DIR-878, and DIR-882 routers with firmware 1.10B04. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of HNAP login requests. The issue results from the lack of proper handling of empty passwords. An attacker can leverage this vulnerability to execute arbitrary code on the router. Was ZDI-CAN-9471.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
不充分的比较
Source: NVD (National Vulnerability Database)
Vulnerability Title
D-Link DIR-867、DIR-878和DIR-882 HNAP 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-878等都是中国台湾友讯（D-Link）公司的一款无线路由器。 使用1.10B04版本固件的D-Link DIR-867、 DIR-878和DIR-882中HNAP登录请求的处理存在安全漏洞，该漏洞源于程序没有正确处理空密码。攻击者可利用该漏洞执行任意代码。
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 |
|---|---|---|---|---|
| D-Link | Multiple Routers | 1.10B04 | - |
II. Public POCs for CVE-2020-8864
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.zerodayinitiative.com/advisories/ZDI-20-268/x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2020-8864
IV. Related Vulnerabilities
Same product: Multiple Routers
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BEC Technologies Multiple Routers Authentication Bypass Vuln - CVE-2025-2770
BEC Technologies Multiple Routers Cleartext Password Storage - CVE-2021-34983
NETGEAR Multiple Routers httpd Missing Authentication for Cr
Same vendor: D-Link
- CVE-2026-8273
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D-Link DNS-320 webfile_mgr.cgi chown os command injection - CVE-2026-8271
D-Link DNS-320 network_mgr.cgi cgi_upnp_edit os command inje - CVE-2026-8260
D-Link DCS-935L HNAP Service hnap_service SetDeviceSettings - CVE-2026-7857
D-Link DI-8100 CGI user_group.asp sprintf buffer overflow
Same weakness: CWE-697
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V. Comments for CVE-2020-8864
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