CVE-2021-43549

OSIsoft PI Web API

MEDIUM
4.8
CVSS Score
Published: November 18, 2021 at 02:18 PM UTC
Updated: June 17, 2026 at 04:11 AM UTC
1 product affected across 1 vendorPI Web API

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Severity
MEDIUM4.8
Exploit prediction
EPSS 0.7%

Description

A remote authenticated attacker with write access to a PI Server could trick a user into interacting with a PI Web API endpoint and redirect them to a malicious website. As a result, a victim may disclose sensitive information to the attacker or be provided with false information.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 2019v ≤ 2019 SPI

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCThird Party AdvisoryUS Government Resource
https://us-cert.cisa.gov/ics/advisories/icsa-21-313-06

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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