CVE-2021-43549
Last modified
CVE-2021-43549 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. 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.. EPSS estimates a 0.67% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Osisoft | Pi Web Api | <= 2019 |
References
- https://us-cert.cisa.gov/ics/advisories/icsa-21-313-06Third Party Advisory, US Government Resource
- https://us-cert.cisa.gov/ics/advisories/icsa-21-313-06Third Party Advisory, US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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