CVE-2022-4780

Local access via embedded StreamX credentials

Published Dec 28, 2022 · Updated Apr 10, 2025

Hard-coded credentials in Elvexys ISOS 1.81 through 2.00 allow local users to access the embedded StreamX installation. The StreamX installer embeds fixed credentials in the firmware without forcing integrators to replace them during deployment. Exploitation requires local low-privileged access; the published record does not identify the account, credential values, or specific functions exposed.

CVSS severity4.5
Medium
EPSS probability0.15%
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

Hard-coded credentials in Elvexys ISOS 1.81 through 2.00 allow local users to access the embedded StreamX installation. The StreamX installer embeds fixed credentials in the firmware without forcing integrators to replace them during deployment. Exploitation requires local low-privileged access; the published record does not identify the account, credential values, or specific functions exposed.

The record

CVE
CVE-2022-4780
Published
Dec 28, 2022
Updated
Apr 10, 2025
Vendor
Elvexys SA
Product
ISOS (Industrial Secure Operating System)
Classifications
CWE-798, T1552.001
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Dec 28, 2022CVE publishedPublication date reported by the CVE source.
  2. Apr 10, 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=1.81 <=2.00

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Elvexys SA · ISOS (Industrial Secure Operating System)version=1.81 <=2.00

Published CVSS scores

4.5Switzerland Government Common Vulnerability ProgramCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-798Use of Hard-coded Credentials
T1552.001Unsecured Credentials: Credentials In Files

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