Path traversal in mySCADA myDESIGNER



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-3091
CWE-ID CWE-22
Exploitation vector Network
Public exploit N/A
Vulnerable software
 myDESIGNER
Client/Desktop applications / Other client software

Vendor mySCADA

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Path traversal

EUVDB-ID: #VU58260

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/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-2021-3091

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to the affected product fails to properly validate contents of an imported project file. A remote attacker can send a specially crafted HTTP request and execute arbitrary code on the target system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

myDESIGNER: - - 8.20.0

CPE2.3 External links

https://ics-cert.us-cert.gov/advisories/icsa-21-313-04


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.



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