Vulnerability CVE-2013-2551
Published: 2013-03-11   Modified: 2013-03-15

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.

See advisories in our WLB2 database:
Topic
Author
Date
High
Microsoft Internet Explorer 10-9-8-7-6 VML Remote Integer Overflow
Nicolas Joly
23.05.2013
High
Microsoft Internet Explorer COALineDashStyleArray Integer Overflow
Nicolas Joly
13.06.2013

Type:

CWE-416

 (Use After Free)

CVSS2 => (AV:N/AC:M/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
9.3/10
10/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Microsoft -> Internet explorer 

 References:
http://h30499.www3.hp.com/t5/HP-Security-Research-Blog/Pwn2Own-2013/ba-p/5981157
http://twitter.com/thezdi/statuses/309452625173176320
http://twitter.com/VUPEN/statuses/309479075385327617
http://www.us-cert.gov/ncas/alerts/TA13-134A
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-037
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16317
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