CVE-2015-3412 Path traversal in n/a
Remote attackers can read arbitrary files by exploiting null byte injection in PHP's stream resolution, bypassing extension restrictions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2015-3412?
CVE-2015-3412 is a medium-severity path traversal vulnerability in Php Php, published on 16 May 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
PHP before 5.4.40, 5.5.x before 5.5.24, and 5.6.x before 5.6.8 does not ensure that pathnames lack %00 sequences, which might allow remote attackers to read arbitrary files via crafted input to an application that calls the stream_resolve_include_path function in ext/standard/streamsfuncs.c, as demonstrated by a filename\0.extension attack that bypasses an intended configuration in which client users may read files with only one specific extension.
Which versions are affected by CVE-2015-3412?
It affects 8 products.
Products include Php Php, Redhat Enterprise Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Hpc Node, Redhat Enterprise Linux Hpc Node Eus, Redhat Enterprise Linux Server and 2 more.
How do I fix CVE-2015-3412?
Upgrade to a fixed version.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2015-3412 being exploited?
There is no known exploitation of CVE-2015-3412 in the wild and no public exploit code.
Other vulnerabilities in Php Php
Sources
Also known as GHSA-25q8-485x-mwx9, UBUNTU-CVE-2015-3412.