CVE-2018-20593 Memory corruption in n/a
A stack-based buffer overflow in Mini-XML allows attackers to execute arbitrary code or cause denial of service via crafted input.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2018-20593?
CVE-2018-20593 is a medium-severity memory corruption vulnerability in Fedoraproject Fedora, published on 30 Dec 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
In Mini-XML (aka mxml) v2.12, there is stack-based buffer overflow in the scan_file function in mxmldoc.c.
Weakness: CWE-787
Which versions are affected by CVE-2018-20593?
It affects 2 products.
Products include Fedoraproject Fedora, Msweet Mini-Xml.
How do I fix CVE-2018-20593?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2018-20593 being exploited?
There is no known exploitation of CVE-2018-20593 in the wild and no public exploit code.
Other vulnerabilities in Fedoraproject Fedora
Sources
Also known as DEBIAN-CVE-2018-20593, GHSA-q449-7g73-x9hf, UBUNTU-CVE-2018-20593.