CVE-2012-1876

Description

Microsoft Internet Explorer 6 through 9, and 10 Consumer Preview, does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by attempting to access a nonexistent object, leading to a heap-based buffer overflow, aka "Col Element Remote Code Execution Vulnerability," as demonstrated by VUPEN during a Pwn2Own competition at CanSecWest 2012.

Category

9.3
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 87.49% Top 5%
Vendor Advisory microsoft.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.us-cert.gov/cas/techalerts/TA12-164A.html third party advisory us government resource
http://pwn2own.zerodayinitiative.com/status.html
http://arstechnica.com/business/news/2012/03/ie-9-on-latest-windows-gets-stomped-at-hacker-contest.ars
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-037 vendor advisory
http://www.zdnet.com/blog/security/pwn2own-2012-ie-9-hacked-with-two-0day-vulnerabilities/10621
http://twitter.com/vupen/statuses/177895844828291073
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15539 vdb entry signature

Frequently Asked Questions

What is the severity of CVE-2012-1876?
CVE-2012-1876 has been scored as a critical severity vulnerability.
How to fix CVE-2012-1876?
To fix CVE-2012-1876, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-1876 being actively exploited in the wild?
It is possible that CVE-2012-1876 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~87% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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