CVE-2014-4149 Deserialization in n/a

What is CVE-2014-4149?

CVE-2014-4149 is a critical unsafe deserialization vulnerability in Microsoft .Net Framework, published on 11 Nov 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly perform TypeFilterLevel checks, which allows remote attackers to execute arbitrary code via crafted data to a .NET Remoting endpoint, aka "TypeFilterLevel Vulnerability."

Weakness: CWE-20

Which versions are affected by CVE-2014-4149?

It affects 1 product.

Products include Microsoft .Net Framework.

How do I fix CVE-2014-4149?

No fix has been published for CVE-2014-4149 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2014-4149 being exploited?

There is no known exploitation of CVE-2014-4149 in the wild and no public exploit code.

Other vulnerabilities in Microsoft .Net Framework

• CVE-2020-0646 Microsoft .NET Framework Remote Code Execution Exploited Critical 9.8
• CVE-2017-8759 Microsoft .NET Framework Remote Code Execution Exploited High 7.8
• CVE-2015-1671 Microsoft Windows Remote Code Execution Exploited High 7.8
• CVE-2024-29059 Microsoft .NET Framework Information Disclosure Exploited High 7.5
• CVE-2014-4073 Privilege escalation in n/a Critical 10.0

All Microsoft .Net Framework vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-rrc4-8xgr-jpcc.