CVE-2019-13464 File upload in n/a

High 7.5 Published Updated

Attackers can bypass PHP script upload restrictions in ModSecurity CRS by using X.Filename instead of X_Filename, potentially leading to code execution.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2019-13464?

CVE-2019-13464 is a high-severity vulnerability in n/a, published on 9 Jul 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in OWASP ModSecurity Core Rule Set (CRS) 3.0.2. Use of X.Filename instead of X_Filename can bypass some PHP Script Uploads rules, because PHP automatically transforms dots into underscores in certain contexts where dots are invalid.

Weakness: CWE-434

Which versions are affected by CVE-2019-13464?

It affects 1 product.

Products include Modsecurity Owasp Modsecurity Core Rule Set.

How do I fix CVE-2019-13464?

Apply the vendor's patch.

Is CVE-2019-13464 being exploited?

There is no known exploitation of CVE-2019-13464 in the wild and no public exploit code.

Sources

Also known as AZL-44598, DEBIAN-CVE-2019-13464, GHSA-9qm4-xr26-w9h5, UBUNTU-CVE-2019-13464.

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