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CVE-2009-3671

35
FAUCET Score

CVE-2009-3671 is a critical memory corruption vulnerability in Microsoft Internet Explorer 8, affecting various Windows operating systems including XP, Vista, and Windows 7. This flaw allows remote attackers to execute arbitrary code by manipulating uninitialized or deleted objects in memory. With a CVSS score of 8.1 (High), it presents a significant risk due to its network-based attack vector and high impact on confidentiality, integrity, and availability, though it requires high attack complexity. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
5.0.1CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:5.0.1:sp4:*:*:*:*:*:*
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:*
6CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:6:sp1:*:*:*:*:*:*
6CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:6:*:*:*:*:*:*:*
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
21.04%
Probability of exploitation in next 30 days
EPSS Percentile
97.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.2104 is in the 87th percentile among its peer group of 8,920 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

docs.microsoft.com / en-us/security-updates/securitybulletins/2009/ms09-072
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6382
securitytracker.com / id
us-cert.gov / cas/techalerts/TA09-342A.html
US Government Resource