What’s Vulnerable › Vulnerabilities

CVE-2023-46664: Improper Access Control in Sielco PolyEco1000

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-10-26 · updated 2026-06-17
• Weakness: CWE-284

Description

Sielco PolyEco1000 is vulnerable to an improper access control vulnerability when the application provides direct access to objects based on user-supplied input. As a result of this vulnerability attackers can bypass authorization and access resources behind protected pages.

Affected products

• Sielco Polyeco1000 Firmware: 1.9.3, 1.9.4, 2.0.6, 10.19
• Sielco Polyeco300 Firmware: 2.0.0, 2.0.2, 10.19
• Sielco Polyeco500 Firmware: 1.7.0, 10.16

References

• https://www.cisa.gov/news-events/ics-advisories/icsa-23-299-07
• https://www.cisa.gov/news-events/ics-advisories/icsa-23-299-07

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