CVE-2013-0756: Use After Free
Use-after-free vulnerability in the objtoSource function in Mozilla Firefox before 18.0, Firefox ESR 17.x before 17.0.2, Thunderbird before 17.0.2, Thunderbird ESR 17.x before 17.0.2, and SeaMonkey before 2.15 allows remote attackers to execute arbitrary code via a crafted web page referencing JavaScript Proxy objects that are not properly handled during garbage collection.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2013-0756?
CVE-2013-0756 is classified as a critical vulnerability that can lead to remote code execution.
How does CVE-2013-0756 exploit a vulnerability in Mozilla applications?
CVE-2013-0756 exploits a use-after-free vulnerability in the obj_toSource function, potentially allowing attackers to execute arbitrary code.
Which versions of Mozilla Firefox are affected by CVE-2013-0756?
CVE-2013-0756 affects Firefox versions prior to 18.0 and Firefox ESR versions prior to 17.0.2.
What steps can users take to mitigate the CVE-2013-0756 vulnerability?
To mitigate CVE-2013-0756, users should upgrade to the latest version of Firefox, Thunderbird, or SeaMonkey.
Does CVE-2013-0756 affect other operating systems apart from Mozilla applications?
Yes, CVE-2013-0756 can also impact users on certain SUSE and Ubuntu operating system versions.