CVE-2018-9304 Denial of service in n/a
A divide by zero error in Exiv2 allows attackers to cause a denial of service via crafted BigTIFF images.
- 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-2018-9304?
CVE-2018-9304 is a medium-severity denial of service vulnerability in Exiv2 Exiv2, published on 4 Apr 2018. 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
In Exiv2 0.26, a divide by zero in BigTiffImage::printIFD in bigtiffimage.cpp could result in denial of service.
Weakness: CWE-369
Which versions are affected by CVE-2018-9304?
It affects 1 product.
Products include Exiv2 Exiv2.
How do I fix CVE-2018-9304?
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-2018-9304 being exploited?
There is no known exploitation of CVE-2018-9304 in the wild and no public exploit code.
Other vulnerabilities in Exiv2 Exiv2
Sources
Also known as GHSA-4256-mfgg-45jq.