CVE-2020-8863
Quick assessment
Affected
D-Link Multiple Routers
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
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中处理HNAP登录请求的过程存在安全漏洞，该漏洞源于程序没有正确使用身份验证算法。攻击者可利用该漏洞提升权限并执行代码。
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I. Basic Information for CVE-2020-8863
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
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 implementation of the authentication algorithm. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the router. Was ZDI-CAN-9470.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
认证算法的不正确实现
Source: CVE Program / CVE List V5
Vulnerability Title
D-Link DIR-867、DIR-878和DIR-882 HNAP 授权问题漏洞
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中处理HNAP登录请求的过程存在安全漏洞，该漏洞源于程序没有正确使用身份验证算法。攻击者可利用该漏洞提升权限并执行代码。
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-2020-8863
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2020-8863 (1)
-
https://www.zerodayinitiative.com/advisories/ZDI-20-267/ x_refsource_MISC
Other References for CVE-2020-8863 (1)
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V. Comments for CVE-2020-8863
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