Privilege escalation in Moxa MXview

Published: 2018-01-12 13:29:33
Severity Low
Patch available YES
Number of vulnerabilities 1
CVSSv2 5.3 (AV:L/AC:L/Au:N/C:C/I:C/A:C/E:U/RL:OF/RC:C)
CVSSv3 7.5 [CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE ID CVE-2017-14030
CWE ID CWE-427
Exploitation vector Local
Public exploit Not available
Vulnerable software MXview
Vulnerable software versions MXview 2.1
MXview 2.2
MXview 2.3
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Vendor URL Moxa
Advisory type Public

Security Advisory

1) Privilege escalation

Description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to insecure .dll loading mechanism when opening files. A local attacker can place a file along with specially crafted .dll file on a remote SBM or WebDAV share and execute arbitrary code on the target system with elevated privileges..

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Remediation

Update to version 2.9.

External links

https://ics-cert.us-cert.gov/advisories/ICSA-18-011-02

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