CVE-2007-0540 Denial of service in n/a
Remote attackers can cause denial of service in WordPress by triggering pingback requests to binary files, consuming server bandwidth and threads.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2007-0540?
CVE-2007-0540 is a medium-severity denial of service vulnerability in Wordpress Wordpress, published on 29 Jan 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
WordPress allows remote attackers to cause a denial of service (bandwidth or thread consumption) via pingback service calls with a source URI that corresponds to a file with a binary content type, which is downloaded even though it cannot contain usable pingback data.
Which versions are affected by CVE-2007-0540?
It affects 1 product.
Products include Wordpress Wordpress.
How do I fix CVE-2007-0540?
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-2007-0540 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2007-0540 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Wordpress Wordpress
Sources
Also known as DEBIAN-CVE-2007-0540, GHSA-9xf3-qrpw-5fjc.