CVE-2009-2653

Windows Server 2003 vulnerability

CVSS

4.6

EPSS

5.9%

EPSS pct

92th

Exploited

No known

The NtUserConsoleControl function in win32k.sys in Microsoft Windows XP SP2 and SP3, and Server 2003 before SP1, allows local administrators to bypass unspecified "security software" and gain privileges via a crafted call that triggers an overwrite of an arbitrary memory location. NOTE: the vendor disputes the significance of this report, stating that 'the Administrator to SYSTEM "escalation" is not a security boundary we defend.

Affected vendor

Microsoft

Affected product

Windows Server 2003

CVSS vector

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

Weakness type (CWE)

CWE-264 — Permissions, Privileges, and Access Controls

Published

2009-08-03

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable with local access, 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 5.9% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 92% of all scored CVEs.

Check your external exposure to CVE-2009-2653

Confirm whether Microsoft Windows Server 2003 is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2009-2653.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2009-2653

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