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🛡️ CVE-2023-22804 — xbc-dn32u-firmware

🔴 CVSS 9.1 — Critical ✅ No Known Exploit CWE-306 NVD
9.1
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

LS ELECTRIC XBC-DN32U with operating system version 01.80 is missing authentication to create users on the PLC. This could allow an attacker to create and use an account with elevated privileges and take control of the device.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity high, availability high.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

  • Attack vector: Network — reachable from anywhere that can route to the service.
  • Attack complexity: Low — the attack works reliably, with no preparation.
  • Privileges required: None — an unauthenticated stranger can try it.
  • User interaction: None — nobody has to be tricked into anything.
  • Scope: Unchanged — the damage stays inside the vulnerable component.
  • Confidentiality impact: None.
  • Integrity impact: High — total loss, or loss the attacker controls.
  • Availability impact: High — total loss, or loss the attacker controls.

Weakness class

CVE-2023-22804 is classified as CWE-306: Missing Authentication for Critical Function. A sensitive function can be reached without authenticating at all.

Affected software

CVE-2023-22804 is recorded against 1 package.

  • xbc-dn32u-firmware

Timeline and source

Published on 15 February 2023 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

www.cisa.gov
www.cisa.gov

Other advisories for this package

xbc-dn32u-firmware has other advisories on record. If you are patching this one, these are worth checking on the same host:

Same weakness in other software

These advisories are the same class of weakness (CWE-306: Missing Authentication for Critical Function) in other software:

Details

Severity CRITICAL
CVSS Score 9.1
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CWE CWE-306
Public Exploit ✅ No
Source NVD
Published 2023-02-15
Updated 2026-08-20
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
xbc-dn32u-firmware — —

References

Third Party Advisory, US Government Resource https://www.cisa.gov/uscert/ics/advisories/icsa-23-040-02
Third Party Advisory, US Government Resource https://www.cisa.gov/uscert/ics/advisories/icsa-23-040-02

Similar Threats

Exploit Protection

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CVE-2023-22804 carries CVSS 9.1 Critical rating. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.

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