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Vulnerabilities

Vulnerability · CVE-2023-28343

apsystems energy_communication_unit_firmware Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Published Dec 4, 2023 · catalog updated Dec 4, 2023 · apsystems energy_communication_unit_firmware Improper Neutralization

Patch now

CVE-2023-28343 is in the CISA known-exploited catalog. Confirm apsystems energy_communication_unit_firmware Improper Neutralization against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (apsystems energy_communication_unit_firmware Improper Neutralization).
  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
84.75%
Remediation
Remediation guidance
Affected products
vendor apsystems energy_communication_unit_firmware

OS command injection affects Altenergy Power Control Software C1.2.5 via shell metacharacters in the index.php/management/set_timezone timezone parameter, because of set_timezone in models/management_model.php. VulnCheck canary evidence. Initial-access exploit intelligence.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor apsystems energy_communication_unit_firmwareversion unspecified

How to fix CVE-2023-28343

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2023-28343 is in the CISA known-exploited catalog. Confirm apsystems energy_communication_unit_firmware Improper Neutralization against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 84.75%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 4, 2023 · VulnCheck KEV

    Detected

    OS command injection affects Altenergy Power Control Software C1.2.5 via shell metacharacters in the index.php/management/set_timezone timezone parameter, because of set_timezone in models/management_model.php. VulnCheck canary evidence. Initial-access exploit intelligence.

  2. Dec 4, 2023 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2023-28343

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2023-28343

    30-day exploitation probability 84.8%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2023-28343

    OS command injection affects Altenergy Power Control Software C1.2.5 via shell metacharacters in the index.php/management/set_timezone timezone parameter, because of set_timezone in models/management_model.php.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.