CVE-2019-9904 Denial of service in n/a
An attacker can cause a denial of service in applications using Graphviz by triggering stack exhaustion via recursive graph closure calls.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-9904?
CVE-2019-9904 is a medium-severity denial of service vulnerability in n/a, published on 21 Mar 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
An issue was discovered in lib\cdt\dttree.c in libcdt.a in graphviz 2.40.1. Stack consumption occurs because of recursive agclose calls in lib\cgraph\graph.c in libcgraph.a, related to agfstsubg in lib\cgraph\subg.c.
Weakness: CWE-674
Which versions are affected by CVE-2019-9904?
It affects 1 product.
Products include Graphviz Graphviz.
How do I fix CVE-2019-9904?
No fix has been published for CVE-2019-9904 yet. Limit exposure of the affected software until one is available.
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-2019-9904 being exploited?
There is no known exploitation of CVE-2019-9904 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-wqh3-2wqg-rq54, UBUNTU-CVE-2019-9904.