CVE-2016-7398 Memory corruption in n/a
Attackers can crash PHP or execute arbitrary code via crafted HTTP requests due to a type confusion vulnerability in the pecl-http extension.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-7398?
CVE-2016-7398 is a critical memory corruption vulnerability in n/a, published on 6 Sep 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A type confusion vulnerability in the merge_param() function of php_http_params.c in PHP's pecl-http extension 3.1.0beta2 (PHP 7) and earlier as well as 2.6.0beta2 (PHP 5) and earlier allows attackers to crash PHP and possibly execute arbitrary code via crafted HTTP requests.
Weakness: CWE-704
Which versions are affected by CVE-2016-7398?
It affects 1 product.
Products include Php Ext-Http.
How do I fix CVE-2016-7398?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2016-7398 being exploited?
There is no known exploitation of CVE-2016-7398 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2016-7398, DLA-1929-1, GHSA-jx2x-3hjr-6vp8, UBUNTU-CVE-2016-7398.