CVE-2018-20186 Denial of service in n/a
Attackers can cause excessive memory allocation in Bento4, leading to denial of service via crafted media 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-2018-20186?
CVE-2018-20186 is a medium-severity denial of service vulnerability in Axiosys Bento4, published on 17 Dec 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
An issue was discovered in Bento4 1.5.1-627. AP4_Sample::ReadData in Core/Ap4Sample.cpp allows attackers to trigger an attempted excessive memory allocation, related to AP4_DataBuffer::SetDataSize and AP4_DataBuffer::ReallocateBuffer in Core/Ap4DataBuffer.cpp.
Weakness: CWE-400
Which versions are affected by CVE-2018-20186?
It affects 1 product.
Products include Axiosys Bento4.
How do I fix CVE-2018-20186?
No fix has been published for CVE-2018-20186 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-2018-20186 being exploited?
There is no known exploitation of CVE-2018-20186 in the wild and no public exploit code.
Other vulnerabilities in Axiosys Bento4
Sources
Also known as GHSA-m473-7rj2-2fcq, UBUNTU-CVE-2018-20186.