CVE-2022-34276
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 · uneditedA vulnerability has been identified in PADS Standard/Plus Viewer (All versions). The affected application contains an out of bounds write past the end of an allocated structure while parsing specially crafted PCB files. This could allow an attacker to execute code in the context of the current process. (FG-VD-22-041)
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 confidencePADS Standard/Plus Viewer contains an out-of-bounds write vulnerability when parsing specially crafted PCB files. The application writes past the end of an allocated memory structure during file parsing, which can be leveraged by an attacker for arbitrary code execution in the context of the current process.
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 dataall versionsCVSS 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
- Local
- Complexity
- Low
- Privileges
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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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Verify PADS Viewer installationSearch for PADS Viewer executable (PadsViewer.exe or similar) in common installation directories such as C:\Program Files\Siemens or C:\Program Files (x86)\Siemens, or use system search utilitiesAffected if PADS Viewer executable is found on the system
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Identify installed versionRight-click the PADS Viewer executable, select Properties, and check the Details tab for version information, or check the application's About or Help menu for version detailsAffected if Any version of PADS Viewer is installed (all versions are affected)
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Inspect file association for PCB filesCheck Windows Registry under HKLM\SOFTWARE\Classes\.pcb or HKCU\SOFTWARE\Classes\.pcb to verify if PADS Viewer is registered as the handler for PCB file extensionsAffected if PADS Viewer is set as the default application for .pcb files
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Check for recent PCB file activityReview Windows Recent Items folder, application logs, or jump lists for evidence that PCB files have been opened using PADS ViewerAffected if PCB files have been processed by PADS Viewer recently
If PADS Viewer is installed on the system and capable of opening PCB files, the environment is affected by this vulnerability.
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 dataAvoid opening untrusted or unverified PCB files in PADS Viewer until a vendor patch is available. Implement application whitelisting and file origin validation as compensating controls.
- Consultation4.0 h
- Implementation3.0 h
- Testing4.0 h
- Review / QA2.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2022-34276 — 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-2022-34276 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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