CVE-2022-3480— Denial-of-Service vulnerability in PHOENIX CONTACT mGuard product family
Quick assessment
Affected
PHOENIX CONTACT FL MGUARD CENTERPORT
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.
PHOENIX CONTACT FL MGUARD DM是德国菲尼克斯电气（PHOENIX CONTACT）公司的MGUARD 设备的中央设备管理软件，适用于现场任意数量的设备。 PHOENIX CONTACT FL MGUARD and TC MGUARD驱动8.9.0及以前版本存在安全漏洞，该漏洞源于未经身份验证的远程攻击者可以通过发送来自不同源IP的大量未经身份验证的HTTPS连接导致其拒绝服务。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2022-3480
Vulnerability Information
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Vulnerability Title
Denial-of-Service vulnerability in PHOENIX CONTACT mGuard product family
Source: CVE Program / CVE List V5
Vulnerability Description
A remote, unauthenticated attacker could cause a denial-of-service of PHOENIX CONTACT FL MGUARD and TC MGUARD devices below version 8.9.0 by sending a larger number of unauthenticated HTTPS connections originating from different source IP’s. Configuring firewall limits for incoming connections cannot prevent the issue.
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
不加限制或调节的资源分配
Source: CVE Program / CVE List V5
Vulnerability Title
Phoenix Contact FL MGUARD DM 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PHOENIX CONTACT FL MGUARD DM是德国菲尼克斯电气（PHOENIX CONTACT）公司的MGUARD 设备的中央设备管理软件，适用于现场任意数量的设备。 PHOENIX CONTACT FL MGUARD and TC MGUARD驱动8.9.0及以前版本存在安全漏洞，该漏洞源于未经身份验证的远程攻击者可以通过发送来自不同源IP的大量未经身份验证的HTTPS连接导致其拒绝服务。
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
II. Public POCs for CVE-2022-3480
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2022-3480 (1)
Same Patch Batch · PHOENIX CONTACT · 2022-11-15 · 3 CVEs total
| CVE-2022-3461 | 7.8 HIGH | Buffer Overflow in PHOENIX CONTACT Automationworx Software Suite |
| CVE-2022-3737 | 7.8 HIGH | Out-of-bounds Read in PHOENIX CONTACT Automationworx Software Suite |
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V. Comments for CVE-2022-3480
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