9.3 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
0.0004 Low
EPSS
Percentile
5.1%
Successful exploitation of this vulnerability could allow a local attacker to execute code, which could result in information disclosure, tampering with and deletion of information, or a denial-of-service (DoS) condition.
The following versions of Mitsubishi Electric FA Engineering Software Products are affected:
3.2.1 INCORRECT DEFAULT PERMISSIONS CWE-276
In all versions of Mitsubishi Electric GX Works3, code execution is possible due to permission issues. This could allow an attacker to cause information disclosure, tampering with and deletion of information, or a denial-of-service (DoS) condition.
CVE-2023-4088 has been assigned to this vulnerability. A CVSS v3 base score of 9.3 has been calculated; the CVSS vector string is (AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H).
01dGu0 of ZHEJIANG QIAN INFORMATION & TECHNOLOGY CO., LTD reported this vulnerability to Mitsubishi Electric.
Mitsubishi Electric recommends that customers take the following mitigation measures to minimize the risk of exploiting this vulnerability:
etc., and allow only trusted users to remote login.
For more information, see the Mitsubishi security advisory.
CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. 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 on 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.
CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets.
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 exploitation specifically targeting this vulnerability has been reported to CISA at this time. This vulnerability is not exploitable remotely.
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-4088
cwe.mitre.org/data/definitions/276.html
github.com/cisagov/CSAF
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/resources-tools/resources/ics-recommended-practices
www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf
www.cisa.gov/topics/industrial-control-systems
www.cisa.gov/topics/industrial-control-systems
www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B
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www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-006_en.pdf
www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-010_en.pdf
www.oig.dhs.gov/
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