CVE-2017-8401 Denial of service in n/a
Attackers can cause a denial of service in SWFTools by providing a malformed PNG file to the png2swf utility.
- 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-2017-8401?
CVE-2017-8401 is a medium-severity denial of service vulnerability in Swftools Swftools, published on 1 May 2017. 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 SWFTools 0.9.2, an out-of-bounds read of heap data can occur in the function png_load() in lib/png.c:724. This issue can be triggered by a malformed PNG file that is mishandled by png2swf. Attackers could exploit this issue for DoS.
Weakness: CWE-125
Which versions are affected by CVE-2017-8401?
It affects 1 product.
Products include Swftools Swftools.
How do I fix CVE-2017-8401?
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-2017-8401 being exploited?
There is no known exploitation of CVE-2017-8401 in the wild and no public exploit code.
Other vulnerabilities in Swftools Swftools
Sources
Also known as GHSA-6vjq-p3rw-f392, UBUNTU-CVE-2017-8401.