CVE-2019-18273Network attack vector

Script execution via unneutralized AF data

Published Jan 15, 2020 · Updated Aug 5, 2024

Cross-site scripting in AVEVA PI Vision 2017 R2 and 2017 R2 SP1 allows remote authenticated users to execute script in a victim's browser. PI Vision renders attacker-modified AF hierarchy or template data without neutralizing script content. The attacker needs write access to the AF hierarchy or templates and victim interaction; the script runs with the victim's browser access.

CVSS severity6.4
Medium
EPSS probability0.69%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Cross-site scripting in AVEVA PI Vision 2017 R2 and 2017 R2 SP1 allows remote authenticated users to execute script in a victim's browser. PI Vision renders attacker-modified AF hierarchy or template data without neutralizing script content. The attacker needs write access to the AF hierarchy or templates and victim interaction; the script runs with the victim's browser access.

The record

CVE
CVE-2019-18273
Published
Jan 15, 2020
Updated
Aug 5, 2024
Vendor
AVEVA
Product
AVEVA PI Vision
Classifications
CWE-79, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 15, 2020CVE publishedPublication date reported by the CVE source.
  2. Aug 5, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=PI Vision 2017 R2 and PI Vision 2017 R2 SP1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

AVEVA · AVEVA PI Visionversion=PI Vision 2017 R2 and PI Vision 2017 R2 SP1

Published CVSS scores

4.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
6.4CISACVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
3.5NIST NVDAV:N/AC:M/Au:S/C:N/I:P/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1203Exploitation for Client Execution

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo