CVE-2012-4775 Use after free in n/a
Remote attackers can execute arbitrary code via a crafted website exploiting a use-after-free flaw in Internet Explorer 9.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2012-4775?
CVE-2012-4775 is a high-severity use after free vulnerability in Microsoft Internet Explorer, published on 14 Nov 2012. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute arbitrary code via a crafted web site, aka "CTreeNode Use After Free Vulnerability."
Weakness: CWE-399
Which versions are affected by CVE-2012-4775?
It affects 1 product.
Products include Microsoft Internet Explorer.
How do I fix CVE-2012-4775?
No fix has been published for CVE-2012-4775 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2012-4775 being exploited?
There is no known exploitation of CVE-2012-4775 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Internet Explorer
- CVE-2014-1776 Microsoft Internet Explorer Memory Corruption
- CVE-2021-27085 Microsoft Internet Explorer Remote Code Execution
- CVE-2017-0222 Microsoft Internet Explorer Remote Code Execution
- CVE-2017-0210 Microsoft Internet Explorer Privilege Escalation
- CVE-2017-0149 Microsoft Internet Explorer Memory Corruption
Sources
Also known as GHSA-vhg9-6q2r-r84v.