CVE-2012-0789 Denial of service in n/a
Remote attackers can cause denial of service via memory consumption by triggering excessive strtotime calls in PHP timezone handling.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-0789?
CVE-2012-0789 is a medium-severity denial of service vulnerability in Php Php, published on 14 Feb 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Memory leak in the timezone functionality in PHP before 5.3.9 allows remote attackers to cause a denial of service (memory consumption) by triggering many strtotime function calls, which are not properly handled by the php_date_parse_tzfile cache.
Weakness: CWE-399
Which versions are affected by CVE-2012-0789?
It affects 1 product.
Products include Php Php.
How do I fix CVE-2012-0789?
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-2012-0789 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2012-0789 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Php Php
Sources
Also known as GHSA-q63r-5v5h-328m.