Vulnerability CVE-2012-2557
Published: 2012-09-21   Modified: 2012-09-22

Description:
Use-after-free vulnerability in Microsoft Internet Explorer 6 through 8 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka "cloneNode Use After Free Vulnerability."

See advisories in our WLB2 database:
Topic
Author
Date
High
Microsoft Internet Explorer CMarkup outerText Remote Code Execution
Anonymous
21.12.2012

Type:

CWE-399

 (Resource Management Errors)

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://www.securityfocus.com/bid/55647
http://www.securitytracker.com/id?1027555
http://www.us-cert.gov/cas/techalerts/TA12-255A.html
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-063
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15745
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