CVE-2014-0253 Denial of service in n/a

What is CVE-2014-0253?

CVE-2014-0253 is a medium-severity denial of service vulnerability in Microsoft .Net Framework, published on 12 Feb 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, and 4.5.1 does not properly determine TCP connection states, which allows remote attackers to cause a denial of service (ASP.NET daemon hang) via crafted HTTP requests that trigger persistent resource consumption for a (1) stale or (2) closed connection, as exploited in the wild in February 2014, aka "POST Request DoS Vulnerability."

Weakness: CWE-20

Which versions are affected by CVE-2014-0253?

It affects 1 product.

Products include Microsoft .Net Framework.

How do I fix CVE-2014-0253?

No fix has been published for CVE-2014-0253 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2014-0253 being exploited?

There is no known exploitation of CVE-2014-0253 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-63vf-8cxj-r6hq.