CVE-2013-4484 Denial of service in n/a
Remote attackers can crash Varnish child processes and cause temporary caching outages by sending malformed GET requests with trailing whitespace.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-4484?
CVE-2013-4484 is a medium-severity denial of service vulnerability in n/a, published on 1 Nov 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Varnish before 3.0.5 allows remote attackers to cause a denial of service (child-process crash and temporary caching outage) via a GET request with trailing whitespace characters and no URI.
Weakness: CWE-119
Which versions are affected by CVE-2013-4484?
It affects 2 products.
Linux distribution packages (1)
varnish openSUSE:Tumbleweed | All versions | 5.0.0-1.3 |
Products include Varnish-Cache Varnish, Varnish Cache Project Varnish Cache.
How do I fix CVE-2013-4484?
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-2013-4484 being exploited?
There is no known exploitation of CVE-2013-4484 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2013-4484, DSA-2814-1, GHSA-p7mm-48cj-8hqw, MGASA-2014-0065, openSUSE-SU-2024:10116-1.