Home/CVE/In Pilz PMC programming tool 3.x before 3.5.17 (based on CODESYS Development System), a user's password may be changed b
CVE

CVE-2020-12067

In Pilz PMC programming tool 3.x before 3.5.17 (based on CODESYS Development System), a user's password may be changed b

In Pilz PMC programming tool 3.x before 3.5.17 (based on CODESYS Development System), a user's password may be changed by an attacker without knowledge of the current password.

HIGH · CVSS 7.5 EPSS 0.0014
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-640Weak Password Recovery Mechanism for Forgotten Password
CWE-640Weak Password Recovery Mechanism for Forgotten Password
▤

Affected Products & Versions

1
pilz pmc>= 3.0.0 and < 3.5.17
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 Dec 2022 · 07:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

2
cisa-csafcisa-csaf-csaf_files-OT-white-2025-icsa-25-273-04
cisa-csafcisa-csaf-csaf_files-OT-white-2026-icsa-26-076-01
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://cert.vde.com/en/advisories/VDE-2021-061/Third Party Advisory
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