CVE-2023-22335
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 · uneditedImproper access control vulnerability in SS1 Ver.13.0.0.40 and earlier and Rakuraku PC Cloud Agent Ver.2.1.8 and earlier allows a remote attacker to bypass access restriction and download an arbitrary file of the directory where the product runs. As a result of exploiting this vulnerability with CVE-2023-22336 and CVE-2023-22344 vulnerabilities together, it may allow a remote attacker to execute an arbitrary code with SYSTEM privileges by sending a specially crafted script to the affected device.
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 · high confidenceImproper access control in SS1 Ver.13.0.0.40 and earlier and Rakuraku PC Cloud Agent Ver.2.1.8 and earlier allows a remote unauthenticated attacker to bypass access restrictions and download arbitrary files from the product's running directory, likely via path traversal. This file download capability can be chained with CVE-2023-22336 and CVE-2023-22344 to achieve remote code execution with SYSTEM privileges.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
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<= 2.1.8<= 13.0.0.40CVSS 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
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify installed productDetermine whether Dos Osaka SS1 or Rakuraku PC Cloud Agent is installed on the system. Check installed programs list, running services, or product documentation.Affected if Either SS1 version 13.0.0.40 or earlier, or Rakuraku PC Cloud Agent version 2.1.8 or earlier is installed
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Check SS1 versionLocate and inspect the installed version of SS1. This may be found in the application itself, program files directory, or system information. Compare the installed version against the affected range.Affected if Installed SS1 version is 13.0.0.40 or earlier
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Check Rakuraku PC Cloud Agent versionLocate and inspect the installed version of Rakuraku PC Cloud Agent. This may be found in the application itself, program files directory, or system information. Compare the installed version against the affected range.Affected if Installed Rakuraku PC Cloud Agent version is 2.1.8 or earlier
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Verify web service accessibilityDetermine if the product's web interface or API endpoint is accessible over the network. Check firewall rules, binding addresses, and service listening configuration.Affected if The product's web service is reachable from untrusted networks or the internet
The environment is affected if either SS1 version 13.0.0.40 or earlier or Rakuraku PC Cloud Agent version 2.1.8 or earlier is installed and the service is network-accessible.
Generated from the published advisory. Verify against your own configuration.
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.
From vendor dataUpdate SS1 to a version newer than 13.0.0.40 and Rakuraku PC Cloud Agent to a version newer than 2.1.8 to remediate the improper access control vulnerability. If immediate patching is not feasible, restrict network access to the affected services.
- Consultation2.0 h
- Implementation1.0 h
- Testing2.0 h
- Review / QA1.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-22335 — 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 sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2023-22335 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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