CVE-2016-8365: Osisoft Pi Af Client

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

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)

Affected products

• Osisoft Pi Af Client: before 2.8.0 (fixed in 2.8.0)
• Osisoft Pi Buffer Subsystem: before 4.5.0 (fixed in 4.5.0)
• Osisoft Pi Data Archive: before 3.4.400.1162 (fixed in 3.4.400.1162)
• Osisoft Pi SDK: before 1.4.6 (fixed in 1.4.6)

Published 2018-04-03. Last modified 2026-06-17.