CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
59.6%
Successful exploitation of these vulnerabilities could crash the device after access, cause a buffer overflow condition, and allow remote code execution.
GE Digital reports these vulnerabilities affect the following Proficy Historian product:
Not Affected: Other GE software offerings including GE Digital and Proficy Products not listed above.
3.2.1 AUTHENTICATION BYPASS USING AN ALTERNATE PATH OR CHANNEL CWE-288
Even if the authentication fails for local service authentication, the requested command could still execute regardless of authentication status.
CVE-2022-46732 has been assigned to this vulnerability. A CVSS v3 base score of 9.8 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
3.2.2 UNRESTRICTED UPLOAD OF FILE WITH DANGEROUS TYPE CWE-434
An unauthorized user could alter or write files with full control over the path and content of the file.
CVE-2022-46660 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:N/I:H/A:N).
3.2.3 IMPROPER ACCESS CONTROL CWE-284
An unauthorized user could be able to read any file on the system, potentially exposing sensitive information.
CVE-2022-43494 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).
3.2.4 IMPROPER ACCESS CONTROL CWE-284
An unauthorized user could possibly delete any file on the system.
CVE-2022-46331 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:N/I:H/A:N).
3.2.5 WEAK ENCODING FOR PASSWORD CWE-261
An unauthorized user with network access and the decryption key could decrypt sensitive data, such as usernames and passwords.
CVE-2022-38469 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).
Uri Katz of Claroty Research reported these vulnerabilities to GE.
GE Digital released Proficy Historian 2023 to mitigate these vulnerabilities. SIMs have also been released for all affected versions.
Users can find out more about the vulnerabilities, how to obtain, and install the updates by visiting this notification document from GE Digital.
CISA recommends users take defensive measures to minimize the risk of exploitation of these vulnerabilities. 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 these vulnerabilities.
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-38469
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-43494
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-46331
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-46660
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-46732
cisa.gov/ics
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cwe.mitre.org/data/definitions/261.html
cwe.mitre.org/data/definitions/284.html
cwe.mitre.org/data/definitions/284.html
cwe.mitre.org/data/definitions/288.html
cwe.mitre.org/data/definitions/434.html
digitalsupport.ge.com/s/article/GE-Digital-Product-Security-Advisory-GED-23-01
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www.cisa.gov/uscert/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
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