CVE-2006-3250

Windows Live Messenger vulnerability

CVSS

5.1

EPSS

6.8%

EPSS pct

93th

Exploited

No known

Heap-based buffer overflow in Windows Live Messenger 8.0 allows user-assisted attackers to execute arbitrary code via a crafted Contact List (.ctt) file, which triggers the overflow when it is imported by the user.

Affected vendor

Microsoft

Affected product

Windows Live Messenger

CVSS vector

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

Published

2006-06-27

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 6.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2006-3250

Confirm whether Microsoft Windows Live Messenger is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2006-3250.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2006-3250

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2006-3250 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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