Improper access control in OSIsoft PI System software
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-284.
Summary
OSIsoft PI System software (Applications using PI Asset Framework (AF) Client versions prior to PI AF Client 2016, Version 2.8.0; Applications using PI Software Development Kit (SDK) versions prior to PI SDK 2016, Version 1.4.6; PI Buffer Subsystem, versions prior to and including, Version 4.4; and PI Data Archive versions prior to PI Data Archive 2015, Version 3.4.395.64) operates between endpoints without a complete model of endpoint features potentially causing the product to perform actions based on this incomplete model, which could result in a denial of service. OSIsoft reports that in order to exploit the vulnerability an attacker would need to be locally connected to a server. A CVSS v3 base score of 7.1 has been calculated; the CVSS vector string is (AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H)
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| OSIsoft | PI System software | Applications using PI Asset Framework (AF) Client versions prior to PI AF Client 2016, Version 2.8.0; Applications using PI Software Development Kit (SDK) versions prior to PI SDK 2016, Version 1.4.6; PI Buffer Subsystem, versions prior to and including, Version 4.4; PI Data Archive versions prior to PI Data Archive 2015, Version 3.4.395.64. | — | No fix listed | CNA |
- PI System software VendorOSIsoft Affected Applications using PI Asset Framework (AF) Client versions prior to PI AF Client 2016, Version 2.8.0; Applications using PI Software Development Kit (SDK) versions prior to PI SDK 2016, Version 1.4.6; PI Buffer Subsystem, versions prior to and including, Version 4.4; PI Data Archive versions prior to PI Data Archive 2015, Version 3.4.395.64. Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:osisoft:pi_af_client:*:*:*:*:*:*:*:* | before 2.8.0 | Vulnerable | OSIsoft |
| cpe:2.3:a:osisoft:pi_buffer_subsystem:*:*:*:*:*:*:*:* | before 4.5.0 | Vulnerable | OSIsoft |
| cpe:2.3:a:osisoft:pi_data_archive:*:*:*:*:2016:*:*:* | before 3.4.400.1162 | Vulnerable | OSIsoft |
| cpe:2.3:a:osisoft:pi_sdk:*:*:*:*:2016:*:*:* | before 1.4.6 | Vulnerable | OSIsoft |
- cpe:2.3:a:osisoft:pi_af_client:*:*:*:*:*:*:*:* Versions before 2.8.0 Vulnerable ·OSIsoft
- cpe:2.3:a:osisoft:pi_buffer_subsystem:*:*:*:*:*:*:*:* Versions before 4.5.0 Vulnerable ·OSIsoft
- cpe:2.3:a:osisoft:pi_data_archive:*:*:*:*:2016:*:*:* Versions before 3.4.400.1162 Vulnerable ·OSIsoft
- cpe:2.3:a:osisoft:pi_sdk:*:*:*:*:2016:*:*:* Versions before 1.4.6 Vulnerable ·OSIsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-8365
- 2026-10-03 Alias added: GHSA-ffjx-jhfg-r39p
References
Sources
- CVE-2016-8365 · CVE Program
- CVE-2016-8365 · NVD
- FIRST EPSS
- GHSA-ffjx-jhfg-r39p · GitHub Advisory Database · CC BY 4.0
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