Vulnerability Monitor

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CVE-2011-1345

Microsoft Internet Explorer 6, 7, and 8 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing an object that (1) was not properly initialized or (2) is deleted, as demonstrated by Stephen Fewer as the first of three chained vulnerabilities during a Pwn2Own competition at CanSecWest 2011, aka "Object Management Memory Corruption Vulnerability."

Published

2011-03-10T20:55:01.313

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 9.3 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.6

Impact Score

10.0

Weaknesses

Type: Primary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	microsoft	internet_explorer	8	Yes
Operating System	microsoft	windows_7	*	No

References

http://dvlabs.tippingpoint.com/blog/2011/02/02/pwn2own-2011 ([email protected])
http://twitter.com/aaronportnoy/statuses/45642180118855680 ([email protected])
http://twitter.com/msftsecresponse/statuses/45646985998516224 ([email protected])
http://www.computerworld.com/s/article/9214002/Safari_IE_hacked_first_at_Pwn2Own ([email protected])
http://www.securityfocus.com/bid/46821 ([email protected])
http://www.securitytracker.com/id?1025327 ([email protected])
http://www.us-cert.gov/cas/techalerts/TA11-102A.html US Government Resource ([email protected])
http://www.zdnet.com/blog/security/pwn2own-2011-ie8-on-windows-7-hijacked-with-3-vulnerabilities/8367 ([email protected])
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-018 ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/66062 ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12228 ([email protected])
https://threatpost.com/en_us/blogs/pwn2own-winner-stephen-fewer-031011 ([email protected])
http://dvlabs.tippingpoint.com/blog/2011/02/02/pwn2own-2011 (af854a3a-2127-422b-91ae-364da2661108)
http://twitter.com/aaronportnoy/statuses/45642180118855680 (af854a3a-2127-422b-91ae-364da2661108)
http://twitter.com/msftsecresponse/statuses/45646985998516224 (af854a3a-2127-422b-91ae-364da2661108)
http://www.computerworld.com/s/article/9214002/Safari_IE_hacked_first_at_Pwn2Own (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/46821 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id?1025327 (af854a3a-2127-422b-91ae-364da2661108)
http://www.us-cert.gov/cas/techalerts/TA11-102A.html US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.zdnet.com/blog/security/pwn2own-2011-ie8-on-windows-7-hijacked-with-3-vulnerabilities/8367 (af854a3a-2127-422b-91ae-364da2661108)
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-018 (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/66062 (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12228 (af854a3a-2127-422b-91ae-364da2661108)
https://threatpost.com/en_us/blogs/pwn2own-winner-stephen-fewer-031011 (af854a3a-2127-422b-91ae-364da2661108)