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Vulnerability record · CVE-2022-31800 · published 21 June 2022

CVE-2022-31800: Phoenixcontact axc 1050 firmware insufficient verification of data authenticity vulnerability

Phoenixcontact · Axc 1050 Firmware

An unauthenticated, remote attacker could upload malicious logic to devices based on ProConOS/ProConOS eCLR in order to gain full control over the device.

9.8 CVSS 3.1 Critical EPSS 1.6% · top 25.6% CWE-345 · Insufficient verification of data authenticity
9.8CVSS 3.1 base score, v2 10.0
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
17Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An unauthenticated, remote attacker could upload malicious logic to devices based on ProConOS/ProConOS eCLR in order to gain full control over the device.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

17 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://cert.vde.com/en/advisories/VDE-2022-025/ ExploitThird Party Advisory
https://cert.vde.com/en/advisories/VDE-2022-025/ ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-46141Phoenixcontact automationworx software suite incorrect permission assignment vulnerabilityIncorrect Permission Assignment for Critical Resource vulnerability in multiple products of the PHOENIX CONTACT classic line allow an remote unauthen…EPSS 0.88%9.8CVE-2019-9201Phoenixcontact ilc 131 eth firmware missing authentication for critical function vulnerabilityMultiple Phoenix Contact devices allow remote attackers to establish TCP sessions to port 1962 and obtain sensitive information or make changes, as d…EPSS 3.1%7.5CVE-2023-46143Phoenixcontact automationworx software suite download of code without integrity check vulnerabilityDownload of Code Without Integrity Check vulnerability in PHOENIX CONTACT classic line PLCs allows an unauthenticated remote attacker to modify some …EPSS 0.33%7.8CVE-2023-38831WinRAR ZIP archive spoofing leads to arbitrary code executionWinRAR before 6.23 mishandles ZIP archives that contain a benign file and a folder with the same name, causing the folder's contents to be processed …KEVEPSS 100%analysed9.8CVE-2022-26871Trend Micro Apex Central unauthenticated arbitrary file uploadTrend Micro Apex Central (and Apex One) contains an arbitrary file upload flaw caused by insufficient verification of data authenticity (CWE-345). An…KEVEPSS 19%analysed

Source: NIST National Vulnerability Database (record CVE-2022-31800), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.