CVE-2021-34597

HIGH

Phoenix Contact PC Worx < 1.88 - Unauthenticated Arbitrary File Write via Project File

Title source: llm

Description

Improper Input Validation vulnerability in PC Worx Automation Suite of Phoenix Contact up to version 1.88 could allow an attacker with a manipulated project file to unpack arbitrary files outside of the selected project directory.

References (1)

Core 1

Core References

Mitigation, Third Party Advisory x_refsource_confirm

https://cert.vde.com/en/advisories/VDE-2021-052/

Scores

CVSS v3 7.8

EPSS 0.0063

EPSS Percentile 45.8%

Attack Vector LOCAL

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

Details

CWE

CWE-20

Status published

Products (2)

phoenixcontact/pc_worx < 1.88

phoenixcontact/pc_worx_express < 1.88

Published Nov 04, 2021

Tracked Since Feb 18, 2026