CVE-2011-1345
9.3 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
7.5 High
AI Score
Confidence
Low
0.95 High
EPSS
Percentile
99.3%
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 βObject Management Memory Corruption Vulnerability.β
Affected configurations
References
dvlabs.tippingpoint.com/blog/2011/02/02/pwn2own-2011
twitter.com/aaronportnoy/statuses/45642180118855680
twitter.com/msftsecresponse/statuses/45646985998516224
www.computerworld.com/s/article/9214002/Safari_IE_hacked_first_at_Pwn2Own
www.securityfocus.com/bid/46821
www.securitytracker.com/id?1025327
www.us-cert.gov/cas/techalerts/TA11-102A.html
www.zdnet.com/blog/security/pwn2own-2011-ie8-on-windows-7-hijacked-with-3-vulnerabilities/8367
docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-018
exchange.xforce.ibmcloud.com/vulnerabilities/66062
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12228
threatpost.com/en_us/blogs/pwn2own-winner-stephen-fewer-031011
Related
9.3 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
7.5 High
AI Score
Confidence
Low
0.95 High
EPSS
Percentile
99.3%