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CVE-2023-5592— Phoenix Contact: ProConOs prone to Download of Code Without Integrity Check

Quick assessment

Affected
PHOENIX CONTACT MULTIPROG
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 ProConOS/ProConOS eCLR是德国菲尼克斯电气（PHOENIX CONTACT）公司的一系列嵌入式自动化设备。 PHOENIX CONTACT MULTIPROG、PHOENIX CONTACT ProConOS eCLR (SDK)存在安全漏洞，该漏洞源于系统中存在未经完整性检查的代码下载漏洞，允许未经身份验证的远程攻击者在设备上不进行完整性检查的情况下下载和执行应用程序，导致完整性完全丧失。

CVSS 7.5 · High EPSS 0.33% · P24
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I. Basic Information for CVE-2023-5592

Vulnerability Information
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Vulnerability Title
Phoenix Contact: ProConOs prone to Download of Code Without Integrity Check
Source: CVE Program / CVE List V5
Vulnerability Description
Download of Code Without Integrity Check vulnerability in PHOENIX CONTACT MULTIPROG, PHOENIX CONTACT ProConOS eCLR (SDK) allows an unauthenticated remote attacker to download and execute applications without integrity checks on the device which may result in a complete loss of integrity.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
下载代码缺少完整性检查
Source: CVE Program / CVE List V5
Vulnerability Title
PHOENIX CONTACT ProConOS/ProConOS eCLR 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PHOENIX CONTACT ProConOS/ProConOS eCLR是德国菲尼克斯电气（PHOENIX CONTACT）公司的一系列嵌入式自动化设备。 PHOENIX CONTACT MULTIPROG、PHOENIX CONTACT ProConOS eCLR (SDK)存在安全漏洞，该漏洞源于系统中存在未经完整性检查的代码下载漏洞，允许未经身份验证的远程攻击者在设备上不进行完整性检查的情况下下载和执行应用程序，导致完整性完全丧失。
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
PHOENIX CONTACT MULTIPROG all -
PHOENIX CONTACT ProConOS eCLR (SDK) all -

II. Public POCs for CVE-2023-5592

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III. Intelligence Information for CVE-2023-5592

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Other References for CVE-2023-5592 (1)

Same Patch Batch · PHOENIX CONTACT · 2023-12-14 · 6 CVEs total

CVE-2023-0757 9.8 CRITICAL Phoenix Contact ProConOS prone to Incorrect Permission Assignment for Critical Resource
CVE-2023-46141 9.8 CRITICAL Phoenix Contact: Automation Worx and classic line controllers prone to Incorrect Permissio
CVE-2023-46142 8.8 HIGH PHOENIX CONTACT: Insufficient Read and Write Protection to Logic and Runtime Data in PLCne
CVE-2023-46143 7.5 HIGH Phoenix Contact: Classic line industrial controllers prone to inadequate integrity check o
CVE-2023-46144 6.5 MEDIUM PHOENIX CONTACT: PLCnext Control prone to download of code without integrity check

IV. Related Vulnerabilities

Same product: MULTIPROG
Same vendor: PHOENIX CONTACT
Same weakness: CWE-494

V. Comments for CVE-2023-5592

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