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

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2022-21155— Fernhill SCADA Uncontrolled Resource Consumption

Quick assessment

Affected
Fernhill SCADA Server
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.

Fernhill Software Fernhill Scada Server是英国Fernhill Software公司的一款免费的运行时 Scada。 Fernhill Software Fernhill SCADA Server 存在资源管理错误漏洞，该漏洞源于服务器针对报文格式缺少有效的过滤和处理。攻击者向Fernhill SCADA Server发送的特殊报文可能会导致服务器进程(FHSvrService.exe)退出。

CVSS 7.5 · High EPSS 1.12% · P64

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2022-21155

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Fernhill SCADA Uncontrolled Resource Consumption
Source: CVE Program / CVE List V5
Vulnerability Description
A specially crafted packet sent to the Fernhill SCADA Server Version 3.77 and earlier may cause an exception, causing the server process (FHSvrService.exe) to exit.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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
Fernhill Software Fernhill Scada Server 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Fernhill Software Fernhill Scada Server是英国Fernhill Software公司的一款免费的运行时 Scada。 Fernhill Software Fernhill SCADA Server 存在资源管理错误漏洞，该漏洞源于服务器针对报文格式缺少有效的过滤和处理。攻击者向Fernhill SCADA Server发送的特殊报文可能会导致服务器进程(FHSvrService.exe)退出。
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
Fernhill SCADA Server unspecified ~ 3.77 -

II. Public POCs for CVE-2022-21155

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

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2022-21155

请登录查看更多情报信息。

Vendor Advisories for CVE-2022-21155 (1)

IV. Related Vulnerabilities

Same weakness: CWE-400

V. Comments for CVE-2022-21155

No comments yet

Leave a comment