TI-2020-08520 Aliases CVE-2020-10608 GHSA-2rq5-3pp8-hc24

Improper signature verification in OSIsoft PI System multiple products and versions

LOW 34CWE-347Published 2020-07-24 · Updated 2024-08-04

Key facts

Attack vector: Local
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-347.

Summary

In OSIsoft PI System multiple products and versions, a local attacker can plant a binary and bypass a code integrity check for loading PI System libraries. This exploitation can target another local user of PI System software on the computer to escalate privilege and result in unauthorized information disclosure, deletion, or modification.

Why it matters now

EPSS 0.00255 17th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

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 multiple products and versions	OSIsoft PI System multiple products and versions	—	No fix listed	CNA

OSIsoft PI System multiple products and versions Vendor— Affected OSIsoft PI System multiple products and versions Fixed in — No fix listed CNA

CPE configurations NVD · 20

CPE	Versions	Role	Vendor
cpe:2.3:a:osisoft:pi_api::::::::	up to 1.6.8.26	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_api::::::windows_integrated_security::*	up to 2.0.2.5	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_buffer_subsystem::::::::	up to 4.8.0.18	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_connector::::::ping::*	up to 1.0.0.54	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_connector::::::ethernet\/ip::*	up to 1.1.0.10	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_connector::::::bacnet::*	up to 1.2.0.6	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_connector::::::dc_systems_rtscada::*	up to 1.2.0.42	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_connector::::::siemens_simatic_pcs_7::*	up to 1.2.1.71	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_connector::::::iec_60870-5-104::*	up to 1.2.2.79	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_connector::::::hart-ip::*	up to 1.3.0.1	Vulnerable	OSIsoft

cpe:2.3:a:osisoft:pi_api:*:*:*:*:*:*:*:* Versions up to 1.6.8.26 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_api:*:*:*:*:*:windows_integrated_security:*:* Versions up to 2.0.2.5 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_buffer_subsystem:*:*:*:*:*:*:*:* Versions up to 4.8.0.18 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_connector:*:*:*:*:*:ping:*:* Versions up to 1.0.0.54 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_connector:*:*:*:*:*:ethernet\/ip:*:* Versions up to 1.1.0.10 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_connector:*:*:*:*:*:bacnet:*:* Versions up to 1.2.0.6 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_connector:*:*:*:*:*:dc_systems_rtscada:*:* Versions up to 1.2.0.42 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_connector:*:*:*:*:*:siemens_simatic_pcs_7:*:* Versions up to 1.2.1.71 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_connector:*:*:*:*:*:iec_60870-5-104:*:* Versions up to 1.2.2.79 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_connector:*:*:*:*:*:hart-ip:*:* Versions up to 1.3.0.1 Vulnerable ·OSIsoft

Show 10 more CPE

CPE	Versions	Role	Vendor
cpe:2.3:a:osisoft:pi_connector::::::opc-ua::*	up to 1.3.0.130	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_connector::::::ufl::*	up to 1.3.1.135	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_connector::::::cygnet::*	up to 1.4.0.17	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_connector::::::wonderware_historian::*	up to 1.5.0.88	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_connector_relay::::::::	up to 2.5.19.0	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_data_archive::::::::	up to 3.4.430.460	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_data_collection_manager::::::::	up to 2.5.19.0	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_integrator::::::business_analytics::*	up to 2.2.0.183	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_interface_configuration_utility::::::::	up to 1.5.0.7	Vulnerable	OSIsoft
cpe:2.3:a:osisoft:pi_to_ocs::::::::	up to 1.1.36.0	Vulnerable	OSIsoft

cpe:2.3:a:osisoft:pi_connector:*:*:*:*:*:opc-ua:*:* Versions up to 1.3.0.130 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_connector:*:*:*:*:*:ufl:*:* Versions up to 1.3.1.135 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_connector:*:*:*:*:*:cygnet:*:* Versions up to 1.4.0.17 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_connector:*:*:*:*:*:wonderware_historian:*:* Versions up to 1.5.0.88 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_connector_relay:*:*:*:*:*:*:*:* Versions up to 2.5.19.0 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_data_archive:*:*:*:*:*:*:*:* Versions up to 3.4.430.460 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_data_collection_manager:*:*:*:*:*:*:*:* Versions up to 2.5.19.0 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_integrator:*:*:*:*:*:business_analytics:*:* Versions up to 2.2.0.183 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_interface_configuration_utility:*:*:*:*:*:*:*:* Versions up to 1.5.0.7 Vulnerable ·OSIsoft
cpe:2.3:a:osisoft:pi_to_ocs:*:*:*:*:*:*:*:* Versions up to 1.1.36.0 Vulnerable ·OSIsoft

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-10608
2026-10-03 Alias added: GHSA-2rq5-3pp8-hc24

References

Advisory 1

https://us-cert.cisa.gov/ics/advisories/icsa-20-133-02

TI-2020-08522 Uncontrolled search path in OSIsoft PI System multiple products and versions CVSS 3.1HIGH 7.8
TI-2020-08518 Incorrect default permissions in OSIsoft PI System multiple products and versions CVSS 3.1HIGH 7.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences