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CVE-2020-29583

Quick assessment

Affected
n/a n/a
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Zyxel USG Series是中国合勤（Zyxel）公司的一系列用于公司环境的防火墙设备。 Zyxel USG devices Firmware version 4.60 存在安全漏洞，该漏洞源于包含一个无文档的帐户(zyfwp)和一个不可更改的密码。这个帐户的密码可以在固件的明文中找到。用户可以使用该帐户以管理员权限登录到ssh服务器或web界面。

AI Predicted 9.8 Difficulty: Trivial KEV EPSS 90.16% · P100

Public Exploits 1

Nuclei · 1 CVE-2020-29583.yaml [template]
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I. Basic Information for CVE-2020-29583

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Firmware version 4.60 of Zyxel USG devices contains an undocumented account (zyfwp) with an unchangeable password. The password for this account can be found in cleartext in the firmware. This account can be used by someone to login to the ssh server or web interface with admin privileges.
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
Zyxel USG Series 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zyxel USG Series是中国合勤（Zyxel）公司的一系列用于公司环境的防火墙设备。 Zyxel USG devices Firmware version 4.60 存在安全漏洞，该漏洞源于包含一个无文档的帐户(zyfwp)和一个不可更改的密码。这个帐户的密码可以在固件的明文中找到。用户可以使用该帐户以管理员权限登录到ssh服务器或web界面。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2020-29583

# POC Description Source Link Shenlong Link
1 Scanner for Zyxel products which are potentially vulnerable due to an undocumented user account (CVE-2020-29583) https://github.com/ruppde/scan_CVE-2020-29583 POC Details
2 A hardcoded credential vulnerability was identified in the 'zyfwp' user account in some Zyxel firewalls and AP controllers. The account was designed to deliver automatic firmware updates to connected access points through FTP. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2020/CVE-2020-29583.yaml POC Details
3 None https://github.com/Threekiii/Awesome-POC/blob/master/%E7%BD%91%E7%BB%9C%E8%AE%BE%E5%A4%87%E6%BC%8F%E6%B4%9E/Zyxel%20%E7%A1%AC%E7%BC%96%E7%A0%81%E5%90%8E%E9%97%A8%E8%B4%A6%E6%88%B7%E6%BC%8F%E6%B4%9E%20CVE-2020-29583.md POC Details
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III. Intelligence Information for CVE-2020-29583

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Security Blog Posts for CVE-2020-29583 (2)

Other References for CVE-2020-29583 (5)

Same Patch Batch · n/a · 2020-12-22 · 21 CVEs total

CVE-2020-25066 10.0 CRITICAL Treck TCP/IP 缓冲区错误漏洞
CVE-2020-27337 7.3 HIGH Treck TCP/IP 缓冲区错误漏洞
CVE-2020-27338 5.9 MEDIUM Treck TCP/IP 缓冲区错误漏洞
CVE-2020-28460 5.6 MEDIUM Prototype Pollution
CVE-2020-28448 5.6 MEDIUM Prototype Pollution
CVE-2020-27336 3.7 LOW Treck TCP/IP 缓冲区错误漏洞
CVE-2020-14270 Hcl Technologies Domino 安全漏洞
CVE-2020-14231 HCL Client Application Access 缓冲区错误漏洞
CVE-2020-35609 Microsoft Azure Sphere 注入漏洞
CVE-2020-35608 Microsoft Azure Sphere 注入漏洞
CVE-2020-13547 Foxit Reader 资源管理错误漏洞
CVE-2020-24581 D-link DSL-2888A 操作系统命令注入漏洞
CVE-2020-24580 D-link DSL-2888A 访问控制错误漏洞
CVE-2020-24579 D-link DSL-2888A 授权问题漏洞
CVE-2020-24578 D-link DSL-2888A 默认配置问题漏洞
CVE-2020-13570 Foxit Reader 资源管理错误漏洞
CVE-2020-13560 Foxit Reader 资源管理错误漏洞
CVE-2020-13557 Foxit Reader 资源管理错误漏洞
CVE-2020-25106 Nanosystems Supremo 代码问题漏洞
CVE-2020-28641 Malwarebytes Endpoint Protection 后置链接漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2020-29583

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