CVE-2019-20019 Denial of service in n/a
An attacker can cause a denial of service via excessive memory allocation in the Matio library when processing malicious MAT files.
- 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-2019-20019?
CVE-2019-20019 is a medium-severity denial of service vulnerability in n/a, published on 27 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 attempted excessive memory allocation was discovered in Mat_VarRead5 in mat5.c in matio 1.5.17.
Weakness: CWE-770
Which versions are affected by CVE-2019-20019?
It affects 1 product.
Products include Matio Project Matio.
How do I fix CVE-2019-20019?
No fix has been published for CVE-2019-20019 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-2019-20019 being exploited?
There is no known exploitation of CVE-2019-20019 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2019-20019, GHSA-qvf4-mqvf-rprj, UBUNTU-CVE-2019-20019.