CVE-2009-0554

HIGH
8.8
CVSS Score
Published: April 15, 2009 at 03:49 AM UTC
Updated: June 16, 2026 at 11:05 PM UTC
6 products affected across 1 vendorInternet ExplorerWindows Server 2008Windows Xp

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Severity
HIGH8.8
Exploit prediction
EPSS 32%
SSVC
No known exploit

Description

Microsoft Internet Explorer 5.01 SP4, 6 SP1, 6 and 7 on Windows XP SP2 and SP3, 6 and 7 on Windows Server 2003 SP1 and SP2, 7 on Windows Vista Gold and SP1, and 7 on Windows Server 2008 allows remote attackers to execute arbitrary code via a web page that triggers presence of an object in memory that was (1) not properly initialized or (2) deleted, aka "Uninitialized Memory Corruption Vulnerability."

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

microsoft-windows-2000 (environment) · microsoft-windows-server-2003 (environment) · microsoft-windows-server-2008 (environment) · microsoft-windows-vista (environment) · microsoft-windows-xp (environment)
All versions
All versions
All versions
All versions
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-399

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