Vulnerability · Published Jan 7, 2021 · Assigned by Eaton

CVE-2020-6656File parsing Type Confusion Remote code execution vulerability

Medium 5.8

In plain English

A medium-severity type confusion in easySoft Software from Eaton. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.8% (higher than 87% of all known vulnerabilities).

Severity (CVSS 3.1)5.8Medium

Exploit odds (30 days)2.8%top 13.4% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
Eaton	easySoft Software	v7.xx prior to v7.22

Weakness: CWE-843, CWE-20 · Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L

References

https://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/easySoft-eaton-vulnerability-advisory.pdf x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-20-1441/ x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-20-1442/ x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-20-1444/ x_refsource_MISC
https://us-cert.cisa.gov/ics/advisories/icsa-21-007-03 x_refsource_MISC