Eaton's easySoft software v7.xx prior to v7.22 are susceptible to file parsing type confusion remote code execution vulnerability. A malicious entity can execute a malicious code or make the application crash by tricking user upload a malformed .E70 file in the application. The vulnerability arises due to improper validation of user data supplied through E70 file which is causing Type Confusion.
Solution:
Workaround:
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.
| Link | Tags |
|---|---|
| https://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/easySoft-eaton-vulnerability-advisory.pdf | vendor advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-20-1441/ | vdb entry third party advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-20-1442/ | vdb entry third party advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-20-1444/ | vdb entry third party advisory |
| https://us-cert.cisa.gov/ics/advisories/icsa-21-007-03 | third party advisory us government resource |