CVE-2019-9143 Denial of service in n/a
An attacker can cause a denial of service via segmentation fault by providing a crafted file to the Exiv2 image metadata 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-2019-9143?
CVE-2019-9143 is a high-severity denial of service vulnerability in Exiv2 Exiv2, published on 25 Feb 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 Exiv2 0.27. There is infinite recursion at Exiv2::Image::printTiffStructure in the file image.cpp. This can be triggered by a crafted file. It allows an attacker to cause Denial of Service (Segmentation fault) or possibly have unspecified other impact.
Weakness: CWE-674
Which versions are affected by CVE-2019-9143?
It affects 1 product.
Products include Exiv2 Exiv2.
How do I fix CVE-2019-9143?
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-2019-9143 being exploited?
There is no known exploitation of CVE-2019-9143 in the wild and no public exploit code.
Other vulnerabilities in Exiv2 Exiv2
Sources
Also known as DEBIAN-CVE-2019-9143, GHSA-pvvg-cg5r-2q8v.