CVE-2009-1924

Windows 2000 vulnerability

CVSS

9.3

EPSS

8.8%

EPSS pct

95th

Exploited

No known

Integer overflow in the Windows Internet Name Service (WINS) component for Microsoft Windows 2000 SP4 allows remote WINS replication partners to execute arbitrary code via crafted data structures in a packet, aka "WINS Integer Overflow Vulnerability."

Affected vendor

Microsoft

Affected product

Windows 2000

CVSS vector

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

Weakness type (CWE)

CWE-189

Published

2009-08-12

Risk analysis

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

Its EPSS score of 8.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2009-1924

Confirm whether Microsoft Windows 2000 is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2009-1924.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2009-1924

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2009-1924 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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