CVE-2014-4121 Memory corruption in n/a
Remote attackers can execute arbitrary code or cause denial of service via crafted requests to .NET web applications due to improper parsing of internationalized resource identifiers.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2014-4121?
CVE-2014-4121 is a critical memory corruption vulnerability in Microsoft .Net Framework, published on 15 Oct 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized resource identifiers, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted request to a .NET web application, aka ".NET Framework Remote Code Execution Vulnerability."
Weakness: CWE-399
Which versions are affected by CVE-2014-4121?
It affects 1 product.
Products include Microsoft .Net Framework.
How do I fix CVE-2014-4121?
No fix has been published for CVE-2014-4121 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2014-4121 being exploited?
There is no known exploitation of CVE-2014-4121 in the wild and no public exploit code.
Other vulnerabilities in Microsoft .Net Framework
Sources
Also known as GHSA-7hh6-mp8v-mm82.