WiresharkApplication

CVE-2006-5468

MEDIUM · 5.0 CVSS v2.0 Published 2006-10-27
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
59/100
Remediation priority · Elevated
Remotely reachable 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
Unspecified vulnerability in the HTTP dissector in Wireshark (formerly Ethereal) 0.99.3 allows remote attackers to cause a denial of service (crash) via unspecified vectors.

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 vulnerability in the HTTP dissector of Wireshark 0.99.3 allows remote attackers to cause a denial of service via crash. The vulnerability is in the protocol dissection functionality which processes HTTP traffic, and the specific vectors are not detailed in available documentation.

MitigationUpgrade Wireshark to the latest version which contains the fixed HTTP dissector code. If upgrade is not immediately feasible, consider disabling the HTTP dissector or using packet capture filters to limit exposure to untrusted network traffic.

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
WiresharkApplication
Affected:= 0.99.3

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
Network
Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

AV:N/AC:L/Au:N/C:N/I:N/A:P

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. Verify Wireshark is installed
    Check for Wireshark installation by running 'which wireshark' on Linux/Mac or checking Program Files on Windows. Also try 'wireshark --version' to get version info.
    Affected if Wireshark is installed on the system
  2. Identify the installed Wireshark version
    Run 'wireshark --version' or 'wireshark -v' from command line. On Windows, right-click Wireshark.exe and select Properties > Details to see the File Version.
    Affected if The installed version is exactly 0.99.3
  3. Confirm HTTP dissector is enabled
    Open Wireshark, go to Analyze > Enabled Protocols. Scroll to find HTTP in the list and verify the checkbox is checked (enabled by default).
    Affected if HTTP protocol dissector is enabled (this is the default state)
  4. Check for recent crash logs
    Look for crash dump files or logs in the Wireshark program directory, user home directory, or system temp folders. On Linux check /var/crash or ~/.wireshark. On Windows check Event Viewer for Application errors.
    Affected if Wireshark has crashed recently while processing network traffic

You are affected if Wireshark version 0.99.3 is installed and the HTTP dissector is enabled, which it is by default.

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

Upgrade Wireshark to the latest version which contains the fixed HTTP dissector code. If upgrade is not immediately feasible, consider disabling the HTTP dissector or using packet capture filters to limit exposure to untrusted network traffic.

Fix this in Wireshark Scoped from the published advisory
  • Consultation1.0 h
  • Implementation2.0 h
  • Testing1.0 h
  • Review / QA1.0 h
5.0 hours of engineering $890
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Scan for this in your stack

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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-2006-5468 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
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data