Vulnerability Monitor

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CVE-2020-12522

The reported vulnerability allows an attacker who has network access to the device to execute code with specially crafted packets in WAGO Series PFC 100 (750-81xx/xxx-xxx), Series PFC 200 (750-82xx/xxx-xxx), Series Wago Touch Panel 600 Standard Line (762-4xxx), Series Wago Touch Panel 600 Advanced Line (762-5xxx), Series Wago Touch Panel 600 Marine Line (762-6xxx) with firmware versions <=FW10.

Security Impact Summary

This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 10.0, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 42 products from wago, from wago, from wago and 39 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2020, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2020-12-17T23:15:13.200

Last Modified

2024-11-21T04:59:51.620

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 10.0 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

10.0

Weaknesses
  • Type: Secondary
    CWE-78
  • Type: Primary
    CWE-78
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System wago pfc_100_firmware ≤ 10 Yes
Hardware wago 750-8101\/025-000 - No
Hardware wago 750-8102\/025-000 - No
Operating System wago pfc_200_firmware ≤ 10 Yes
Hardware wago 750-8202\/000-012 - No
Hardware wago 750-8202\/000-022 - No
Hardware wago 750-8202\/040-000 - No
Hardware wago 750-8202\/040-001 - No
Hardware wago 750-8206\/025-000 - No
Hardware wago 750-8206\/025-001 - No
Hardware wago 750-8206\/040-000 - No
Hardware wago 750-8206\/040-001 - No
Hardware wago 750-8207\/025-000 - No
Hardware wago 750-8207\/025-001 - No
Hardware wago 750-8208\/025-000 - No
Hardware wago 750-8208\/025-001 - No
Hardware wago 750-8210\/025-000 - No
Hardware wago 750-8210\/040-000 - No
Hardware wago 750-8211\/040-000 - No
Hardware wago 750-8211\/040-001 - No
Hardware wago 750-8212\/025-000 - No
Hardware wago 750-8212\/025-001 - No
Hardware wago 750-8212\/025-002 - No
Hardware wago 750-8212\/040-000 - No
Hardware wago 750-8212\/040-010 - No
Hardware wago 750-8213\/040-010 - No
Hardware wago 750-8216\/025-000 - No
Hardware wago 750-8216\/025-001 - No
Hardware wago 750-8217\/025-000 - No
Operating System wago touch_panel_600_standard_firmware ≤ 10 Yes
Hardware wago 762-4301\/8000-002 - No
Hardware wago 762-4302\/8000-002 - No
Hardware wago 762-4303\/8000-002 - No
Hardware wago 762-4304\/8000-002 - No
Operating System wago touch_panel_600_advanced_firmware ≤ 10 Yes
Hardware wago 762-5303\/8000-002 - No
Hardware wago 762-5304\/8000-002 - No
Operating System wago touch_panel_600_marine_firmware ≤ 10 Yes
Hardware wago 762-6201\/8000-001 - No
Hardware wago 762-6202\/8000-001 - No
Hardware wago 762-6203\/8000-001 - No
Hardware wago 762-6204\/8000-001 - No
References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For wago's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.