CVE-2021-27114
Quick assessment
Affected
n/a n/a
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-816 A2是中国台湾友讯（D-Link）公司的一款无线路由器。 D-Link DIR-816 A2 1.10 B05 devices 存在安全漏洞，该漏洞源于在/goform/addassignment路由的处理函数中，s_ip和s_mac字段的很长的文本条目可能导致基于堆栈的缓冲区溢出并覆盖返回地址。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-27114
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in D-Link DIR-816 A2 1.10 B05 devices. Within the handler function of the /goform/addassignment route, a very long text entry for the"'s_ip" and "s_mac" fields could lead to a Stack-Based Buffer Overflow and overwrite the return address.
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 DIR-816 A2 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-816 A2是中国台湾友讯（D-Link）公司的一款无线路由器。 D-Link DIR-816 A2 1.10 B05 devices 存在安全漏洞，该漏洞源于在/goform/addassignment路由的处理函数中，s_ip和s_mac字段的很长的文本条目可能导致基于堆栈的缓冲区溢出并覆盖返回地址。
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-2021-27114
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-27114 (1)
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https://github.com/GD008/vuln/blob/main/DIR-816_stackoverflow.md x_refsource_MISC
Same Patch Batch · n/a · 2021-04-14 · 55 CVEs total
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| CVE-2021-27113 | D-Link DIR-816 A2 操作系统命令注入漏洞 | |
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| CVE-2021-30493 | Razer Synapse 3 安全漏洞 | |
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Showing top 20 of 55 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-27114
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