CVE-2022-30237Network attack vector

Credential disclosure via broken encoding

Published Jun 2, 2022 · Updated Sep 17, 2024

Missing encryption in Schneider Electric Wiser Smart EER21000/EER21001 before 4.5 allows remote attackers to recover authentication credentials. The advisory states that credentials use encoding attackers can break, but it does not identify the encoding routine or request locus. The consequence is confidentiality loss of authentication material; no service interruption is described.

CVSS severity7.5
High
EPSS probability0.31%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing encryption in Schneider Electric Wiser Smart EER21000/EER21001 before 4.5 allows remote attackers to recover authentication credentials. The advisory states that credentials use encoding attackers can break, but it does not identify the encoding routine or request locus. The consequence is confidentiality loss of authentication material; no service interruption is described.

The record

CVE
CVE-2022-30237
Published
Jun 2, 2022
Updated
Sep 17, 2024
Vendor
Schneider Electric
Product
Wiser Smart
Classifications
CWE-311
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 2, 2022CVE publishedPublication date reported by the CVE source.
  2. Sep 17, 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=EER21000 <4.5
  2. Affected versionversion=EER21001 <4.5

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Schneider Electric · Wiser Smartversion=EER21000 <4.5; version=EER21001 <4.5

Published CVSS scores

7.5NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
8.2Schneider Electric SECVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
5.0NVDAV:N/AC:L/Au:N/C:P/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-311Missing Encryption of Sensitive Data

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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