CVE-2019-20198 Denial of service in n/a
Attackers can cause a denial of service via stack exhaustion by providing a crafted XML file to applications using the ezXML library.
- 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
- Available
What is CVE-2019-20198?
CVE-2019-20198 is a medium-severity denial of service vulnerability in n/a, published on 31 Dec 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 ezXML 0.8.3 through 0.8.6. The function ezxml_ent_ok() mishandles recursion, leading to stack consumption for a crafted XML file.
Weakness: CWE-674
Which versions are affected by CVE-2019-20198?
It affects 1 product.
Products include Ezxml Project Ezxml.
How do I fix CVE-2019-20198?
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-2019-20198 being exploited?
There is no known exploitation of CVE-2019-20198 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2019-20198, GHSA-6q64-4699-5v2x, UBUNTU-CVE-2019-20198.