CVE-2004-2259 Denial of service in n/a
Attackers can crash the vsftpd FTP server by sending a SIGCHLD signal during memory operations, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2004-2259?
CVE-2004-2259 is a medium-severity denial of service vulnerability in n/a, published on 19 Jul 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
vsftpd before 1.2.2, when under heavy load, allows attackers to cause a denial of service (crash) via a SIGCHLD signal during a malloc or free call, which is not re-entrant.
Which versions are affected by CVE-2004-2259?
It affects 1 product.
Products include Beasts Vsftpd.
How do I fix CVE-2004-2259?
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-2004-2259 being exploited?
There is no known exploitation of CVE-2004-2259 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2004-2259, GHSA-5vjh-22qr-j29m.