What’s Vulnerable › Vulnerabilities

CVE-2021-44477: GE Gas Power ToolBoxST Improper Restriction of XML External Entity Reference

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-03-25 · updated 2026-06-17
• Weakness: CWE-611

Description

GE Gas Power ToolBoxST Version v04.07.05C suffers from an XML external entity (XXE) vulnerability using the DTD parameter entities technique that could result in disclosure and retrieval of arbitrary data on the affected node via an out-of-band (OOB) attack. The vulnerability is triggered when input passed to the XML parser is not sanitized while parsing the XML project/template file.

Affected products

• GE Gas Power ToolboxST: before 07.09.07c — fixed in 07.09.07c

How to fix

Upgrade to a fixed version: GE Gas Power ToolboxST 07.09.07c. Check the vendor advisory for mitigations.

References

• https://www.cisa.gov/uscert/ics/advisories/icsa-22-025-01
• https://www.cisa.gov/uscert/ics/advisories/icsa-22-025-01

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