CVE-2005-1807 Denial of service in n/a
Remote attackers can cause a denial of service via infinite loop in PHPMailer by sending a long header field.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2005-1807?
CVE-2005-1807 is a medium-severity denial of service vulnerability in n/a, published on 1 Jun 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Data function in class.smtp.php in PHPMailer 1.7.2 and earlier allows remote attackers to cause a denial of service (infinite loop leading to memory and CPU consumption) via a long header field.
Which versions are affected by CVE-2005-1807?
It affects 1 product.
Products include Phpmailer Phpmailer.
How do I fix CVE-2005-1807?
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-2005-1807 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2005-1807 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2005-1807, GHSA-2qwp-42gw-8pfq.