CVE-2003-0003

Windows 2000 Terminal Services vulnerability

CVSS

7.5

EPSS

43.4%

EPSS pct

99th

Exploited

No known

Buffer overflow in the RPC Locator service for Microsoft Windows NT 4.0, Windows NT 4.0 Terminal Server Edition, Windows 2000, and Windows XP allows local users to execute arbitrary code via an RPC call to the service containing certain parameter information.

Affected vendor

Microsoft

Affected product

Windows 2000 Terminal Services

CVSS vector

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

Published

2003-02-07

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low 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 43.4% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it among the most exploited CVEs currently tracked.

Check your external exposure to CVE-2003-0003

Confirm whether Microsoft Windows 2000 Terminal Services is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2003-0003.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2003-0003

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2003-0003 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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