CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
36.6%
Successful exploitation of this vulnerability could allow a remote attacker to cause a denial-of-service condition to the affected product.
The following version of HIWIN Robot System Software, a human-machine interface (HMI), is affected:
The affected product does not properly address the terminated command source. As a result, an attacker could craft code to disconnect HRSS and the controller, causing a denial-of-service condition.
CVE-2022-3382 has been assigned to this vulnerability. A CVSS v3 base score of 7.5 has been assigned; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
Yenting Lee of TXOne Networks reported this vulnerability to CISA.
HIWIN has not responded to requests to work with CISA to mitigate these vulnerabilities. Users of these affected products are invited to contact HIWIN Technical Support or HIWIN Customer Service for additional information.
The researcher recommends the following mitigations to reduce the risk of exploitation:
CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:
CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
CISA also provides a section for control systems security recommended practices on the ICS webpage at cisa.gov/ics. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov/ics in the technical information paper, ICS-TIP-12-146-01B–Targeted Cyber Intrusion Detection and Mitigation Strategies.
Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.
No known public exploits specifically target this vulnerability.
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-3382
cisa.gov/ics
cisa.gov/ics
cisasurvey.gov1.qualtrics.com/jfe/form/SV_9n4TtB8uttUPaM6?product=https://www.cisa.gov/news-events/ics-advisories/icsa-22-279-02
cwe.mitre.org/data/definitions/284.html
info.hiwin.com/lp-customer-service-0
info.hiwin.com/lp-technical-support-0
public.govdelivery.com/accounts/USDHSCISA/subscriber/new?topic_id=USDHSCISA_138
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us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B
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