Vulnerability · Published Nov 18, 2021 · Assigned by icscert
CVE-2021-43549OSIsoft PI Web API
Medium 6.9
In plain English
A medium-severity cross-site scripting in PI Web API from OSIsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 54% of all known vulnerabilities).
Severity (CVSS 3.1)6.9Medium
Exploit odds (30 days)0.7%top 46.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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 products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| OSIsoft | PI Web API | All versions – through 2019 SPI |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N
References
- https://us-cert.cisa.gov/ics/advisories/icsa-21-313-06 x_refsource_MISC