CVE-2023-3656
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 · uneditedcashIT! - serving solutions. Devices from "PoS/ Dienstleistung, Entwicklung & Vertrieb GmbH" to 03.A06rks 2023.02.37 are affected by an unauthenticated remote code execution vulnerability. This vulnerability can be triggered by an HTTP endpoint exposed to the network.
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 · moderate confidenceAn unauthenticated remote code execution vulnerability exists in cashIT! point-of-sale software versions up to 03.A06rks 2023.02.37. The vulnerability is triggered through an HTTP endpoint exposed to the network, allowing remote attackers to execute arbitrary code without authentication due to insufficient input validation or access controls.
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<= 03.a06rks_2023.02.37CVSS 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
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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 cashIT! POS software installationLook for cashIT! software on the system - check running processes for cashit-related executables, or check installed programs list. Common paths may include C:\Program Files\cashIT or similar. On Linux, check /opt or common application directories.Affected if cashIT! point-of-sale software is found running or installed on the system
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Determine installed versionLocate the cashIT! application and check its version information. This is typically found in the application itself, about dialog, or in installation directories. Compare the version against 03.a06rks_2023.02.37.Affected if The installed version is 03.a06rks_2023.02.37 or any version below it (any version <= 03.a06rks_2023.02.37)
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Verify HTTP endpoint network exposureIdentify which network ports the cashIT! service is listening on. Use netstat or similar tools to determine if the HTTP service is bound to 0.0.0.0 (all interfaces) rather than localhost (127.0.0.1). Check firewall rules to see if the port is accessible from external network addresses.Affected if The cashIT! HTTP service is listening on a network-accessible IP address and port, not restricted to localhost only
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Test for unauthenticated endpoint accessIf the HTTP endpoint is network-exposed, attempt to access it without providing any authentication credentials. Send a request to the suspected cashIT! web port and observe if the application accepts and processes it without requiring login.Affected if The HTTP endpoint accepts and processes requests without requiring any authentication
A user is affected if cashIT! POS software version 03.a06rks_2023.02.37 or lower is installed AND its HTTP endpoint is accessible over the network without authentication.
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 dataImmediately restrict network exposure of the affected HTTP endpoint using firewall rules or network segmentation. Apply any vendor patches if available; otherwise, consider disabling the service or implementing additional authentication layers until a fix is released.
- Consultation3.0 h
- Implementation4.0 h
- Testing3.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-3656 — 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-2023-3656 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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- 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
- No spam, self-promotion, credentials, or personal data