Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2021-25909— ZIV AUTOMATION 4CCT Denial of Service vulnerability

Quick assessment

Affected
ZIV AUTOMATION 4CCT-EA6-334126BF
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ZIV 4CCT是西班牙ZIV公司的一个用于二级变电站的智能计量数据集中器。该设备具有计量数据集中器单元功能、远程智能电表管理功能、网络监视功能的高级低压监控器和电力线通信（PLC）控制器。 ZIV 4CCT-EA6-334126BF firmware 版本3.23.80.27.36371 存在安全漏洞，该漏洞源于允许未经身份验证的远程攻击者在设备上造成拒绝服务条件。

CVSS 8.6 · High EPSS 1.30% · P68
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-25909

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
ZIV AUTOMATION 4CCT Denial of Service vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
ZIV Automation 4CCT-EA6-334126BF firmware version 3.23.80.27.36371, allows an unauthenticated, remote attacker to cause a denial of service condition on the device. An attacker could exploit this vulnerability by sending specific packets to the port 7919.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
ZIV 4CCT firmware 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ZIV 4CCT是西班牙ZIV公司的一个用于二级变电站的智能计量数据集中器。该设备具有计量数据集中器单元功能、远程智能电表管理功能、网络监视功能的高级低压监控器和电力线通信（PLC）控制器。 ZIV 4CCT-EA6-334126BF firmware 版本3.23.80.27.36371 存在安全漏洞，该漏洞源于允许未经身份验证的远程攻击者在设备上造成拒绝服务条件。
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
ZIV AUTOMATION 4CCT-EA6-334126BF 3.23.80.27.36371 -

II. Public POCs for CVE-2021-25909

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-25909

请登录查看更多情报信息。

Other References for CVE-2021-25909 (1)

IV. Related Vulnerabilities

Same product: 4CCT-EA6-334126BF
Same vendor: ZIV AUTOMATION
Same weakness: CWE-400

V. Comments for CVE-2021-25909

No comments yet

Leave a comment