SkypeApplication

CVE-2010-3136

HIGH · 9.3 CVSS v2.0 Published 2010-08-26
Fix available
A fix is available. Upgrade to after 4.2.0.169 or later.
See remediation →
100/100
Remediation priority · Urgent
Public exploit 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
Untrusted search path vulnerability in Skype 4.2.0.169 and earlier allows local users, and possibly remote attackers, to execute arbitrary code and conduct DLL hijacking attacks via a Trojan horse wab32.dll that is located in the same folder as a .skype file.

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

A detailed technical summary for this CVE is being prepared.

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
SkypeApplication
Affected:<= 4.2.0.169= 0.90.0.5= 0.90.0.10= 0.91.0.2= 0.92.0.4= 0.93.0.18= 0.93.1.1= 0.94.0.19= 0.94.0.28= 0.95.0.11= 0.95.0.25= 0.95.0.36

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
M
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:N/AC:M/Au:N/C:C/I:C/A:C

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.

dbcve · scoped
Upgrade available Upgrade to a release after 4.2.0.169
Recommended fix Moderate confidence

Latest current Skype version (the current production release as of installation time)

  1. 1. Backup any important data and contacts from the current Skype installation
  2. 2. Uninstall the affected Skype version (4.2.0.169 or earlier, or versions 0.90.0.5, 0.90.0.10, 0.91.0.2)
  3. 3. Download the latest version of Skype from the official website (skype.com)
  4. 4. Install the latest Skype version which includes security fixes for DLL hijacking vulnerabilities
  5. 5. Verify the installation by checking Help > About Skype to confirm the version number
Caveat Modern Skype (versions 8.x and above) have a different interface and may require a Microsoft account; some legacy features from Skype 4.x may not be available

Generated from the published advisory — verify against the referenced sources before acting.

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Free · runs locally
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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-2010-3136 in production — separate from our analysis above.

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What this is

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What belongs here
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  • Version or environment caveats, and links to real fixes
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