CVE-2018-17293 Null dereference in n/a
Attackers can cause a denial of service via application crash by crafting malicious WebAssembly files that trigger a NULL pointer dereference in WAVM.
- 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-2018-17293?
CVE-2018-17293 is a high-severity vulnerability in n/a, published on 21 Sep 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 WAVM before 2018-09-16. The run function in Programs/wavm/wavm.cpp does not check whether there is Emscripten memory to store the command-line arguments passed by the input WebAssembly file's main function, which allows attackers to cause a denial of service (application crash by NULL pointer dereference) or possibly have unspecified other impact by crafting certain WebAssembly files.
Weakness: CWE-476
Which versions are affected by CVE-2018-17293?
It affects 1 product.
Products include Webassembly Virtual Machine Project Webassembly Virtual Machine.
How do I fix CVE-2018-17293?
No fix has been published for CVE-2018-17293 yet. Limit exposure of the affected software until one is available.
Is CVE-2018-17293 being exploited?
There is no known exploitation of CVE-2018-17293 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-7hq3-jm39-m789.