CVE-2016-3255 XML external entity in n/a

What is CVE-2016-3255?

CVE-2016-3255 is a high-severity vulnerability in Microsoft .Net Framework, published on 13 Jul 2016. 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, 4.5.2, 4.6, and 4.6.1 allows remote attackers to read arbitrary files via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, aka ".NET Information Disclosure Vulnerability."

Weakness: CWE-200

Which versions are affected by CVE-2016-3255?

It affects 1 product.

Products include Microsoft .Net Framework.

How do I fix CVE-2016-3255?

No fix has been published for CVE-2016-3255 yet. Limit exposure of the affected software until one is available.

Is CVE-2016-3255 being exploited?

There is no known exploitation of CVE-2016-3255 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-gjhp-6pqp-7242.