Type Confusion in EASYsoft - CVE-2020-6656
Published: January 7, 2021 / Updated: January 8, 2021
Vulnerability identifier: #VU49348
CSH Severity: High
CVSS v4.0: 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/E:U/U:Amber
CVE-ID: CVE-2020-6656
CWE-ID: CWE-843
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Eaton
Affected software:
EASYsoft
EASYsoft
Detailed vulnerability description
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.
How to mitigate CVE-2020-6656
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Sources
- 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/