Acom508 FirmwareOperating system · Ejointech

CVE-2022-23332

HIGH · 8.8 CVSS v3.1 Published 2022-05-09
Fix available
A fix is available. Upgrade to after 532-609-915-041-100-020 or later.
See remediation →
94/100
Remediation priority · Urgent
Public exploit Remotely reachable Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Command injection vulnerability in Manual Ping Form (Web UI) in Shenzhen Ejoin Information Technology Co., Ltd. ACOM508/ACOM516/ACOM532 609-915-041-100-020 allows a remote attacker to inject arbitrary code via the field.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis
How this class of weakness works · CWE-94

The application evaluates attacker-influenced input as code, handing them a way to run logic inside the process. Depending on the runtime this can escalate directly to remote code execution. Remediation means removing dynamic evaluation of untrusted input and replacing it with safe, data-driven alternatives.

General guidance for the code injection class — the official description and references above are authoritative for this specific CVE. Want a bespoke review and a reviewed fix? Ask our team →

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Acom508 FirmwareOperating system
Affected:<= 508-609-900-241-100-020
Acom532 FirmwareOperating system
Affected:<= 532-609-915-041-100-020
Acom516 FirmwareOperating system
Affected:all versions

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to a release after 532-609-915-041-100-020
Recommended fix Moderate confidence

Contact vendor (en.ejointech.com) for latest patched firmware version (must be higher than 609-915-041-100-020)

  1. 1. Identify the current firmware version of the Acom508, Acom532, or Acom516 device via the Web UI or administrative console.
  2. 2. Contact Shenzhen Ejoin Information Technology Co., Ltd. directly to request the latest patched firmware version for your device model.
  3. 3. Obtain the patched firmware (version higher than 609-915-041-100-020 for Acom508/Acom532, or any patched release for Acom516).
  4. 4. Follow the vendor's official firmware upgrade procedure, typically found in the device administration manual.
  5. 5. After upgrading, verify the Manual Ping Form functionality works correctly and the vulnerability is resolved.
  6. 6. Change default administrative credentials as a secondary security measure.
  7. 7. Restrict Web UI access to trusted internal networks or VPN connections to reduce attack surface.
Caveat Firmware upgrades may reset device configuration; backup settings before upgrading

Generated from the published advisory — verify against the referenced sources before acting.

We can identify the exact fixed release, upgrade, and verify it in staging — typical engagement from $3,200. Get the upgrade done

Scan for this in your stack

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Check whether your project pulls in CVE-2022-23332 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.

References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2022-23332 in production — separate from our analysis above.

No notes yet

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What this is

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What belongs here
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  • Version or environment caveats, and links to real fixes
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