HTTP: Mozilla Firefox OBJECT mChannel Use After Free
This signature detects attempts to exploit a known vulnerability against Mozilla Firefox. It is due to a specific method call on an object with an unassigned mChannel, resulting in a dangling pointer. A remote attacker could exploit this vulnerability by enticing a user to visit a malicious web page. A successful attack would result in execution of arbitrary code in the security context of the browser's user.
Extended Description
Mozilla Firefox and SeaMonkey are prone to a memory-corruption vulnerability that may allow remote code execution. An attacker can exploit this issue by enticing an unsuspecting user into viewing malicious content. A successful exploit will result in the execution of arbitrary attacker-supplied code in the context of the user running the affected application. Failed exploit attempts will likely result in denial-of-service conditions. This issue is fixed in: Firefox 3.6.17 Firefox 3.5.19 SeaMonkey 2.0.14 NOTE: This issue was previously discussed in BID 47635 (Mozilla Firefox/Thunderbird/SeaMonkey MFSA 2011-12 through -18 Multiple Vulnerabilities) but has been moved to its own record to better document it.
Affected Products
Avaya messaging_storage_server
Short Name
HTTP:STC:MOZILLA:MCHANNEL-UAF
Severity
Minor
Recommended
False
Recommended Action
Drop
Category
HTTP
Keywords
After CVE-2011-0065 Firefox Free Mozilla OBJECT Use bid:47659 mChannel
Release Date
08/17/2011
Supported Platforms
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3
Sigpack Version
3336
False Positive
Unknown
Vendors
Red_hat
Suse
Mozilla
Avaya
Slackware
Ubuntu
Mandriva
Debian
CVSS Score
10.0