CVE-2022-2642Network attack vector

Unauthenticated disclosure of sensitive device variables

Published Dec 12, 2022 · Updated Apr 16, 2025

Information disclosure in Horner Automation RCC972 firmware 15.40 allows remote attackers to read sensitive values and variable keys. CISA has not published the affected variables, access path, or operation that exposes them beyond excessive reliance on global variables. No authentication or user interaction is required, and the reported consequence is limited to confidentiality loss.

CVSS severity7.5
High
EPSS probability0.64%
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

Information disclosure in Horner Automation RCC972 firmware 15.40 allows remote attackers to read sensitive values and variable keys. CISA has not published the affected variables, access path, or operation that exposes them beyond excessive reliance on global variables. No authentication or user interaction is required, and the reported consequence is limited to confidentiality loss.

The record

CVE
CVE-2022-2642
Published
Dec 12, 2022
Updated
Apr 16, 2025
Vendor
Horner Automation
Product
RCC972
Classifications
CWE-1108
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 12, 2022CVE publishedPublication date reported by the CVE source.
  2. Apr 16, 2025Record 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=Firmware Version 15.40

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Horner Automation · RCC972version=Firmware Version 15.40

Published CVSS scores

7.5ICS-CERTCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-1108Excessive Reliance on Global Variables

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