CVE-2022-43442

Management-console access via plaintext password storage

Published Dec 5, 2022 · Updated Apr 24, 2025

Plaintext password storage in FUJI SOFT +F FS040U 2.3.4 and earlier allows physically proximate attackers to obtain console credentials. Public advisories identify plaintext password storage but do not disclose the storage location or the operation used to extract the credential. Physical possession of the USB dongle is required; the exposed password permits login to its management console.

CVSS severity4.6
Medium
EPSS probability0.30%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Plaintext password storage in FUJI SOFT +F FS040U 2.3.4 and earlier allows physically proximate attackers to obtain console credentials. Public advisories identify plaintext password storage but do not disclose the storage location or the operation used to extract the credential. Physical possession of the USB dongle is required; the exposed password permits login to its management console.

The record

CVE
CVE-2022-43442
Published
Dec 5, 2022
Updated
Apr 24, 2025
Vendor
FUJI SOFT INCORPORATED
Product
+F FS040U Firmware
Classifications
CWE-256, CWE-522, T1552
Attack vector
physical
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 5, 2022CVE publishedPublication date reported by the CVE source.
  2. Apr 24, 2025Record 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=versions v2.3.4 and earlier

What conditions does exploitation require?

Attack vectorphysical
Required privilegesunauthenticated

What is affected?

FUJI SOFT INCORPORATED · +F FS040U Firmwareversion=versions v2.3.4 and earlier

Published CVSS scores

4.6CISA-ADPCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
4.6NVDCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
4.6JPCERT/CCCVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
2.1JPCERT/CCAV:L/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorphysical
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-256Plaintext Storage of a Password
CWE-522Insufficiently Protected Credentials
T1552Unsecured Credentials

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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