Multiple vulnerabilities in Eaton EASYsoft

Published: 2021-01-08

Risk	High
Patch available	NO
Number of vulnerabilities	2
CVE-ID	CVE-2020-6656 CVE-2020-6655
CWE-ID	CWE-843 CWE-125
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	EASYsoft Universal components / Libraries / Software for developers
Vendor	Eaton

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Type Confusion

EUVDB-ID: #VU49348

Risk: High

CVSSv3.1: 8.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-6656

CWE-ID: CWE-843 - Type confusion

Exploit availability: No

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.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

EASYsoft: 7.20

External links

http://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/easySoft-eaton-vulnerability-advisory.pdf
http://www.zerodayinitiative.com/advisories/ZDI-20-1441/
http://www.zerodayinitiative.com/advisories/ZDI-20-1442/
http://www.zerodayinitiative.com/advisories/ZDI-20-1444/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Out-of-bounds read

EUVDB-ID: #VU49349

Risk: Medium

CVSSv3.1: 4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-6655

CWE-ID: CWE-125 - Out-of-bounds read