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CVE-2013-2551

HIGH
8.8
CVSS Score
Published: March 11, 2013 at 10:00 AM UTC
Updated: June 16, 2026 at 11:53 PM UTC
9 products affected across 1 vendorInternet ExplorerWindows Server 2012Windows Server 2008

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Severity
HIGH8.8
Exploitation
CISA KEV
Exploit prediction
EPSS 74%
SSVC
Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score73.9%

EPSS (Exploit Prediction Scoring System) estimates a 73.9% chance this CVE is exploited in the wild within the next 30 days — higher than 99% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

Use-after-free vulnerability in Microsoft Internet Explorer allows remote attackers to execute remote code via a crafted web site that triggers access to a deleted object.

Required Action
Apply updates per vendor instructions.
Ransomware Use
Known
Added to KEV
Mar 28, 2022
Remediation Due
Apr 18, 2022
1654 days overdue
Notes
https://nvd.nist.gov/vuln/detail/CVE-2013-2551

Description

Use-after-free vulnerability in Microsoft Internet Explorer 6 through 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, as demonstrated by VUPEN during a Pwn2Own competition at CanSecWest 2013, aka "Internet Explorer Use After Free Vulnerability," a different vulnerability than CVE-2013-1308 and CVE-2013-1309.

Affected

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

Internet Explorer· Microsoft
95%
106789
microsoft-windows-7 (environment) · microsoft-windows-8 (environment) · microsoft-windows-rt (environment) · microsoft-windows-server-2003 (environment) · microsoft-windows-server-2008 (environment) · microsoft-windows-server-2012 (environment) · microsoft-windows-vista (environment) · microsoft-windows-xp (environment)
Windows 7· Microsoftdevice
80%
All versions
Windows 8· Microsoftdevice
80%
All versions
Windows Rt· Microsoftdevice
80%
All versions
Windows Server 2003· Microsoftdevice
80%
All versions
Windows Server 2008· Microsoftdevice
80%
All versions
Windows Server 2012· 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 (7)

x_refsource_MISCBroken LinkThird Party Advisory
Source: [email protected]
http://h30499.www3.hp.com/t5/HP-Security-Research-Blog/Pwn2Own-2013/ba-p/5981157
x_refsource_MISCBroken Link
Source: [email protected]
http://twitter.com/VUPEN/statuses/309479075385327617
x_refsource_MISCNot Applicable
Source: [email protected]
http://twitter.com/thezdi/statuses/309452625173176320
Third Party Advisoryx_refsource_CERTUS Government Resource
Source: [email protected]
http://www.us-cert.gov/ncas/alerts/TA13-134A
Vendor Advisoryx_refsource_MSPatch
Source: [email protected]
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-037
VDB EntrySignaturex_refsource_OVALBroken Link
Source: [email protected]
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16317
US Government Resource
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-2551

SSVC — Action Prioritization

SSVCActiveNot 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

StatusANALYZED
CWE
CWE-416

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