CVE-2022-21934

Account takeover via unverified password change

Published May 6, 2022 · Updated Sep 16, 2024

Unverified password change in Johnson Controls Metasys ADS/ADX/OAS servers before 10.1.5 and 11.0.2 allows authenticated users to take over accounts. The vendor classifies the issue as an unverified password change but has not disclosed the affected handler or omitted validation. Low-privileged network access is required; successful use can replace another user's credentials or deny that user access.

CVSS severity8.8
High
EPSS probability0.95%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Unverified password change in Johnson Controls Metasys ADS/ADX/OAS servers before 10.1.5 and 11.0.2 allows authenticated users to take over accounts. The vendor classifies the issue as an unverified password change but has not disclosed the affected handler or omitted validation. Low-privileged network access is required; successful use can replace another user's credentials or deny that user access.

The record

CVE
CVE-2022-21934
Published
May 6, 2022
Updated
Sep 16, 2024
Vendor
Johnson Controls
Product
Metasys
Classifications
CWE-287, CWE-620, T1098
Attack vector
adjacent
Privileges
authenticated

Timeline

How it unfolded

  1. May 6, 2022CVE publishedPublication date reported by the CVE source.
  2. Sep 16, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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

  1. Affected versionversion=All 10 versions <10.1.5
  2. Affected versionversion=All 11 versions <11.0.2

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesauthenticated

What is affected?

Johnson Controls · Metasysversion=All 10 versions <10.1.5; version=All 11 versions <11.0.2

Published CVSS scores

8.0Johnson ControlsCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.0NIST NVDAV:N/AC:M/Au:S/C:P/I:P/A:P

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)
Vectoradjacent
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-287Improper Authentication
CWE-620Unverified Password Change
T1098Account Manipulation

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

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Your stack

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