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Classic Buffer OverflowWeakness · CWE-120

CVE-2024-46215

MEDIUM · 6.5 CVSS v3.1 Published 2024-10-11
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
70/100
Remediation priority · Elevated
No privileges Zero-click

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 · unedited
A vulnerability was discovered in KM08-708H-v1.1, There is a buffer overflow in the sub_445BDC() function within the /usr/sbin/goahead program; The strcpy function is executed without checking the length of the string, leading to a buffer overflow.

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 confidence

A buffer overflow vulnerability exists in the goahead web server (/usr/sbin/goahead) on the KM08-708H-v1.1 device. The sub_445BDC() function uses strcpy() without validating string length, allowing an attacker to overflow the destination buffer by providing input exceeding expected bounds.

MitigationApply vendor firmware update when available. Until then, restrict network access to the device's web interface via firewall rules or ACLs to minimize attack surface.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

CVSS 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
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/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 checks

Work through these to decide whether this CVE applies to you.

  1. Identify device model
    Check the device model and firmware version of the target device (look for KM08-708H-v1.1 marking, or check system information via serial console or administrative interface)
    Affected if Device is KM08-708H-v1.1 firmware version matching the affected release
  2. Check if goahead web server is running
    Run 'ps aux | grep goahead' or check running processes for /usr/sbin/goahead
    Affected if The goahead process is running on the device
  3. Locate the goahead binary
    Verify the binary exists at /usr/sbin/goahead using 'ls -la /usr/sbin/goahead' or similar file check
    Affected if Binary is present at the expected vulnerable path
  4. Assess web interface network exposure
    Check if the device's web interface (port 80/443) is accessible from untrusted networks, using 'netstat -an | grep -E ':(80|443)' or firewall rule inspection
    Affected if Web interface is exposed to network where attackers can send malicious requests

If the device is KM08-708H-v1.1 and the goahead web server at /usr/sbin/goahead is running and network-accessible, the environment is affected by this buffer overflow vulnerability.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

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 data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply vendor firmware update when available. Until then, restrict network access to the device's web interface via firewall rules or ACLs to minimize attack surface.

Have this fixed Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing3.0 h
  • Review / QA2.0 h
17.0 hours of engineering $3,050
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2024-46215 in production — separate from our analysis above.

No notes yet

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What this is

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.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
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