CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
Percentile
21.1%
Successful exploitation of this vulnerability could allow a remote actor to leverage the privileges of the serverโs file system and read arbitrary files stored in it.
Rockwell Automation reports this vulnerability affects the following versions of ThinManager ThinServer, a thin client and remote desktop protocol (RDP) server management software:
3.2.1 Relative Path Traversal CWE-23
An executable used in the affected products can be configured to enable an API feature in the HTTPS server settings. This feature is disabled by default. When the API is enabled and handling requests, a path traversal vulnerability exists that could allow a remote actor to leverage the serverโs file system privileges and read arbitrary files stored in it. A malicious user could exploit this vulnerability by executing a path that contains manipulating variables.
CVE-2023-2913 has been assigned to this vulnerability. A CVSS v3 base score of 7.5 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
Rockwell Automation reported this vulnerability to CISA.
Rockwell Automation encourages users of the affected software to apply risk mitigations, if possible, and encourages customers to implement their suggested security best practices to minimize the potential risk of vulnerability:
For more information, users should see Rockwell Automationโs security advisory (login required).
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-12-146-01BโTargeted 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. This vulnerability is exploitable remotely. This vulnerability has low attack complexity.
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-2913
cisa.gov/ics
cisa.gov/ics
cisasurvey.gov1.qualtrics.com/jfe/form/SV_9n4TtB8uttUPaM6?product=https://www.cisa.gov/news-events/ics-advisories/icsa-23-206-02
cwe.mitre.org/data/definitions/23.html
public.govdelivery.com/accounts/USDHSCISA/subscriber/new?topic_id=USDHSCISA_138
rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight
rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140160
twitter.com/CISAgov
twitter.com/intent/tweet?text=Rockwell%20Automation%20ThinManager%20ThinServer+https://www.cisa.gov/news-events/ics-advisories/icsa-23-206-02
us-cert.cisa.gov/ics/Recommended-Practices
us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01
www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B
www.dhs.gov
www.dhs.gov/foia
www.dhs.gov/performance-financial-reports
www.facebook.com/CISA
www.facebook.com/sharer/sharer.php?u=https://www.cisa.gov/news-events/ics-advisories/icsa-23-206-02&title=Rockwell%20Automation%20ThinManager%20ThinServer
www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
www.instagram.com/cisagov
www.linkedin.com/company/cybersecurity-and-infrastructure-security-agency
www.linkedin.com/sharing/share-offsite/?url=https://www.cisa.gov/news-events/ics-advisories/icsa-23-206-02
www.oig.dhs.gov/
www.usa.gov/
www.whitehouse.gov/
www.youtube.com/@cisagov
mailto:?subject=Rockwell%20Automation%20ThinManager%20ThinServer&body=www.cisa.gov/news-events/ics-advisories/icsa-23-206-02