What’s Vulnerable › Vulnerabilities

CVE-2023-0757: Phoenix Contact ProConOS prone to Incorrect Permission Assignment for Critical Resource

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-12-14 · updated 2026-06-17
• Weakness: CWE-732

Description

Incorrect Permission Assignment for Critical Resource vulnerability in PHOENIX CONTACT MULTIPROG, PHOENIX CONTACT ProConOS eCLR (SDK) allows an unauthenticated remote attacker to upload arbitrary malicious code and gain full access on the affected device.

Affected products

• PHOENIX CONTACT MULTIPROG: all versions
• PHOENIX CONTACT ProConOS eCLR: all versions

References

• https://cert.vde.com/en/advisories/VDE-2023-051/
• https://cert.vde.com/en/advisories/VDE-2023-051/

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