CVE-2007-4267
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 · uneditedStack-based buffer overflow in the Networking component in Apple Mac OS X 10.4 through 10.4.10 allows local users to execute arbitrary code via a crafted IOCTL request that adds an AppleTalk zone to a routing table.
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 confidenceStack-based buffer overflow in the Apple Mac OS X 10.4 Networking component (AppleTalk routing) allows local users to execute arbitrary code via a crafted IOCTL request when adding an AppleTalk zone to a routing table.
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= 10.4= 10.4.1= 10.4.2= 10.4.3= 10.4.4= 10.4.5= 10.4.6= 10.4.7= 10.4.8= 10.4.9= 10.4.10CVSS 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
- Authentication
- None
- Confidentiality
- Complete
- Integrity
- Complete
- Availability
- Complete
AV:L/AC:L/Au:N/C:C/I:C/A:C
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 the Mac OS X versionRun 'sw_vers' or check System Preferences > About to find the installed Mac OS X version numberAffected if The version is 10.4.x (10.4 through 10.4.10)
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Determine if AppleTalk networking is activeCheck if the AppleTalk kernel extension or networking stack is loaded. On Mac OS X 10.4, this can be verified by reviewing system kernel modules or network configuration settings related to AppleTalk.Affected if AppleTalk networking is enabled or loaded on the system
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Verify AppleTalk routing configuration accessInspect whether the system has AppleTalk routing configured or if there are tools present to manage AppleTalk zones (such as atlookup, atservlet, or AppleTalk control panel utilities).Affected if AppleTalk routing or zone management capabilities are accessible on the host
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Confirm kernel-level AppleTalk supportExamine the running kernel for AppleTalk-related components. In Mac OS X 10.4, the vulnerable code resides in the kernel networking stack handling AppleTalk IOCTL requests.Affected if The kernel has AppleTalk protocol support compiled in or loaded as a module
A system is affected if it runs Mac OS X version 10.4.x and has AppleTalk networking enabled with the ability to add AppleTalk zones to a routing table via IOCTL requests.
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 dataUpgrade Mac OS X beyond version 10.4.10 to a supported version, or disable AppleTalk networking if not required, as this is a local privilege escalation vulnerability in the kernel networking stack.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA3.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2007-4267 — 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-2007-4267 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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