CVE-2022-31209
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 · uneditedAn issue was discovered in Infiray IRAY-A8Z3 1.0.957. The firmware contains a potential buffer overflow by calling strcpy() without checking the string length beforehand.
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 confidenceThe Infiray IRAY-A8Z3 device firmware version 1.0.957 contains a buffer overflow vulnerability caused by using the unsafe strcpy() function without validating string length. This allows an attacker to overflow a buffer by providing overly long input strings, potentially leading to arbitrary code execution or system compromise.
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= 1.0.957CVSS 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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Confirm device model is Infiray IRAY-A8Z3Identify the physical device or check system information/network discovery to verify the exact model number matches 'Infiray Iray A8z3'Affected if The device model is not Infiray IRAY-A8Z3, this CVE does not apply
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Check firmware version equals 1.0.957Access the device admin interface, check system settings, or use the vendor-provided firmware version check command to retrieve the current installed firmware versionAffected if The installed firmware version is exactly 1.0.957, the device is potentially affected by this buffer overflow
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Identify input interfaces that accept string parametersReview device documentation or enumerate accessible interfaces (web UI, CLI, API endpoints, network services) that accept user-supplied string inputs which could trigger the vulnerable strcpy() callAffected if String input fields or parameters are exposed through any interface on the device
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Assess network accessibility of the deviceDetermine if the device is directly accessible from untrusted networks or if it is isolated behind a firewall, as exploitation requires sending long strings to the deviceAffected if The device is exposed to untrusted networks without network segmentation
You are affected if you have an Infiray IRAY-A8Z3 device running firmware version 1.0.957 with accessible input interfaces that could accept overly long strings.
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 dataApply the vendor firmware patch when available; until then, restrict network exposure to the device and sanitize all inputs to prevent exploitation of the unbounded string copy.
- Consultation6.0 h
- Implementation16.0 h
- Testing8.0 h
- Review / QA4.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $9,600.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2022-31209 — 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-2022-31209 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
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