CVE-2012-3450 Denial of service in n/a
Remote attackers can cause a denial of service via crafted parameter values in PHP PDO prepared statements, affecting PHP library users.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-3450?
CVE-2012-3450 is a low-severity denial of service vulnerability in Php Php, published on 6 Aug 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
pdo_sql_parser.re in the PDO extension in PHP before 5.3.14 and 5.4.x before 5.4.4 does not properly determine the end of the query string during parsing of prepared statements, which allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted parameter value.
Which versions are affected by CVE-2012-3450?
It affects 1 product.
Products include Php Php.
How do I fix CVE-2012-3450?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2012-3450 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2012-3450 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Php Php
Sources
Also known as GHSA-72h2-mx43-37v5.