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Secunia Security Advisory 51411

Secunia Security Advisory 51411
Posted Dec 11, 2012
Authored by Secunia | Site secunia.com

Secunia Security Advisory - Three vulnerabilities have been reported in Microsoft Internet Explorer, which can be exploited by malicious people to compromise a user's system.

tags | advisory, vulnerability
SHA-256 | 0b017f9fe30a3b362b5340561260fca72a4513a72f40cc972a9f7e2fb964efd3

Secunia Security Advisory 51411

Change Mirror Download
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The final version of the CSI 6.0 has been released.
Find out why this is not just another Patch Management solution: http://secunia.com/blog/325/

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TITLE:
Microsoft Internet Explorer Three Use-After-Free Vulnerabilities

SECUNIA ADVISORY ID:
SA51411

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/51411/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=51411

RELEASE DATE:
2012-12-11

DISCUSS ADVISORY:
http://secunia.com/advisories/51411/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
* Last Update
* Popularity
* Comments
* Criticality Level
* Impact
* Where
* Solution Status
* Operating System / Software
* CVE Reference(s)

http://secunia.com/advisories/51411/

ONLY AVAILABLE IN CUSTOMER AREA:
* Authentication Level
* Report Reliability
* Secunia PoC
* Secunia Analysis
* Systems Affected
* Approve Distribution
* Remediation Status
* Secunia CVSS Score
* CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=51411

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
* AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
Three vulnerabilities have been reported in Microsoft Internet
Explorer, which can be exploited by malicious people to compromise a
user's system.

1) A use-after-free error within the "InjectHTMLStream()" function
can be exploited to dereference already freed memory.

2) A use-after-free error within the "CMarkup" class can be exploited
to dereference already freed memory.

3) A use-after-free error within "Ref Counting" can be exploited to
dereference already freed memory.

Successful exploitation of the vulnerabilities may allow execution of
arbitrary code.

SOLUTION:
Apply updates.

Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

PROVIDED AND/OR DISCOVERED BY:
1, 2) The vendor credits Rosario Valotta.
3) The vendor credits Fermin J. Serna, Google.

ORIGINAL ADVISORY:
MS12-077 (KB2761465):
http://technet.microsoft.com/en-us/security/bulletin/ms12-077

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

----------------------------------------------------------------------

About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------

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