CVE-2007-1453 Memory corruption in n/a
A buffer underflow in PHP's filtering extension allows attackers to execute arbitrary code via crafted input to filter_var.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2007-1453?
CVE-2007-1453 is a high-severity memory corruption vulnerability in Php Php, published on 14 Mar 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Buffer underflow in the PHP_FILTER_TRIM_DEFAULT macro in the filtering extension (ext/filter) in PHP 5.2.0 allows context-dependent attackers to execute arbitrary code by calling filter_var with certain modes such as FILTER_VALIDATE_INT, which causes filter to write a null byte in whitespace that precedes the buffer.
Which versions are affected by CVE-2007-1453?
It affects 1 product.
Products include Php Php.
How do I fix CVE-2007-1453?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2007-1453 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2007-1453 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Php Php
Sources
Also known as GHSA-fgqw-vvrq-jg84.