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CVE-2012-4969

HIGH
8.1
CVSS Score
Published: September 18, 2012 at 10:00 AM UTC
Updated: June 16, 2026 at 11:45 PM UTC
6 products affected across 1 vendorInternet ExplorerWindows Server 2008Windows 7

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Severity
HIGH8.1
Exploitation
CISA KEV
Exploit prediction
EPSS 80%
SSVC
Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score80.3%

EPSS (Exploit Prediction Scoring System) estimates a 80.3% chance this CVE is exploited in the wild within the next 30 days — higher than 100% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

Microsoft Internet Explorer contains a use-after-free vulnerability that allows remote attackers to execute code via a crafted web site.

Required Action
Apply updates per vendor instructions.
Ransomware Use
Unknown
Added to KEV
Jun 8, 2022
Remediation Due
Jun 22, 2022
1588 days overdue
Notes
https://nvd.nist.gov/vuln/detail/CVE-2012-4969

Description

Use-after-free vulnerability in the CMshtmlEd::Exec function in mshtml.dll in Microsoft Internet Explorer 6 through 9 allows remote attackers to execute arbitrary code via a crafted web site, as exploited in the wild in September 2012.

Affected

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

Internet Explorer· Microsoft
95%
6789
microsoft-windows-7 (environment) · microsoft-windows-server-2003 (environment) · microsoft-windows-server-2008 (environment) · microsoft-windows-vista (environment) · microsoft-windows-xp (environment)
Windows 7· Microsoftdevice
80%
All versions
Windows Server· Microsoftdevice
80%
All versions
Windows Server 2008· Microsoftdevice
80%
All versions
Windows Vista· Microsoftdevice
80%
All versions
Windows Xp· Microsoftdevice
80%
All versions

Remediation

No guide yet

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

Patch and advisory references

References (12)

x_refsource_MISCBroken Link
Source: [email protected]
http://blog.vulnhunt.com/index.php/2012/09/17/ie-execcommand-fuction-use-after-free-vulnerability-0day_en/
x_refsource_MISCBroken Link
Source: [email protected]
http://dev.metasploit.com/redmine/projects/framework/repository/entry/modules/exploits/windows/browser/ie_execcommand_uaf.rb
x_refsource_MISCThird Party Advisory
Source: [email protected]
http://eromang.zataz.com/2012/09/16/zero-day-season-is-really-not-over-yet/
x_refsource_CONFIRMPatchVendor Advisory
Source: [email protected]
http://technet.microsoft.com/security/advisory/2757760
Third Party Advisoryx_refsource_CERT-VNUS Government Resource
Source: [email protected]
http://www.kb.cert.org/vuls/id/480095
VDB Entryx_refsource_SECTRACKThird Party Advisory
Source: [email protected]
http://www.securitytracker.com/id?1027538
x_refsource_MISCThird Party Advisory
Source: [email protected]
http://www.securityweek.com/new-internet-explorer-zero-day-being-exploited-wild
Third Party Advisoryx_refsource_CERTUS Government Resource
Source: [email protected]
http://www.us-cert.gov/cas/techalerts/TA12-255A.html

SSVC — Action Prioritization

SSVCActiveNot automatableTotal impact

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

CVSS

8.1HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
NVD-CWE-OtherCWE-416

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