This security advisory describes one medium risk vulnerability.

1) External Control of File Name or Path

Risk: Medium

CVSSv3:
7.7 [CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID:
CVE-2020-25161

CWE-ID:
CWE-73 – External Control of File Name or Path

Exploit availability:
No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to application allows an attacker to control path of the files to delete in the WADashboard component. A remote authenticated attacker can control or influence a path used in an operation on the filesystem and execute arbitrary code as an administrator.

Mitigation

Install updates from vendor’s website.

Vulnerable software versions

WebAccess/SCADA:
-, 9.0.0

CPE

External links

https://ics-cert.us-cert.gov/advisories/icsa-20-289-01

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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