Type Confusion in EASYsoft - CVE-2020-6656
Published: January 7, 2021 / Updated: January 8, 2021
Vulnerability identifier: #VU49348
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-6656
CWE-ID: CWE-843
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a type confusion error. A remote attacker can pass specially crafted .E70 file to the application, trigger a type confusion error and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
EASYsoft
How to mitigate CVE-2020-6656
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
External References
- https://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/easySoft-eaton-vulnerability-advisory.pdf
- https://www.zerodayinitiative.com/advisories/ZDI-20-1441/
- https://www.zerodayinitiative.com/advisories/ZDI-20-1442/
- https://www.zerodayinitiative.com/advisories/ZDI-20-1444/