CVE-2020-5756
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I. Basic Information for CVE-2020-5756
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Grandstream GWN7000 firmware version 1.0.9.4 and below allows authenticated remote users to modify the system's crontab via undocumented API. An attacker can use this functionality to execute arbitrary OS commands on the router.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
遗留的调试代码
Source: NVD (National Vulnerability Database)
Vulnerability Title
Grandstream GWN7000 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Grandstream GWN7000是美国潮流网络（Grandstream）公司的一款企业级VPN路由器。 使用1.0.9.4及之前版本固件的Grandstream GWN7000中存在安全漏洞。远程攻击者可利用该漏洞修改系统的crontab，在路由器上执行任意操作系统命令。
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 |
|---|---|---|---|---|
| Tenable | Grandstream GWN7000 | Versions 1.0.9.4 and below | - |
II. Public POCs for CVE-2020-5756
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.tenable.com/security/research/tra-2020-41x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2020-5756
IV. Related Vulnerabilities
Same weakness: CWE-489
V. Comments for CVE-2020-5756
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