CVE-2021-46319
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-846是中国台湾友讯（D-Link）公司的一款无线路由器。 D-Link DIR-846 设备中存在操作系统命令注入漏洞，该漏洞源于产品未对ssid0 和 ssid1参数中的\和反引号进行有效过滤。攻击者可通过该漏洞执行代码。
Possible ATT&CK Techniques 3 AI
T1068 · Exploitation for Privilege Escalation T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-46319
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Remote Code Execution (RCE) vulnerability exists in D-Link Router DIR-846 DIR846A1_FW100A43.bin and DIR846enFW100A53DLA-Retail.bin. Malicious users can use this vulnerability to use "\ " or backticks to bypass the shell metacharacters in the ssid0 or ssid1 parameters to execute arbitrary commands.This vulnerability is due to the fact that CVE-2019-17509 is not fully patched and can be bypassed by using line breaks or backticks on its basis.
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-846 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-846是中国台湾友讯（D-Link）公司的一款无线路由器。 D-Link DIR-846 设备中存在操作系统命令注入漏洞，该漏洞源于产品未对ssid0 和 ssid1参数中的\和反引号进行有效过滤。攻击者可通过该漏洞执行代码。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
|
II. Public POCs for CVE-2021-46319
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-46319 (1)
Same Patch Batch · n/a · 2022-02-17 · 17 CVEs total
| CVE-2021-46315 | D-Link DIR-846 安全漏洞 | |
| CVE-2022-22916 | LanDe Network O2oa 安全漏洞 | |
| CVE-2021-46314 | D-Link DIR-846 操作系统命令注入漏洞 | |
| CVE-2022-22914 | Ovidentia 路径遍历漏洞 | |
| CVE-2021-45382 | 多款D-Link产品操作系统命令注入漏洞 | |
| CVE-2014-8597 | PHP-Fusion 跨站脚本漏洞 | |
| CVE-2022-22912 | plist.js 安全漏洞 | |
| CVE-2021-46247 | Asus CMAX6000 安全漏洞 | |
| CVE-2022-24683 | Hashicorp Nomad 路径遍历漏洞 | |
| CVE-2021-44868 | MingSoft MCMS 安全漏洞 | |
| CVE-2022-23319 | Pcf2bdf 资源管理错误漏洞 | |
| CVE-2022-22899 | Core FTP 缓冲区错误漏洞 | |
| CVE-2022-23318 | pcf2bdf 安全漏洞 | |
| CVE-2021-46368 | Trigone Remote System Monitor 安全漏洞 | |
| CVE-2022-24953 | Crypt_GPG 参数注入漏洞 | |
| CVE-2022-22901 | JerryScript 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-46319
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