CVE-2019-7662 Denial of service in n/a
Remote attackers can cause a denial of service via a crafted WebAssembly file due to an assertion failure in Binaryen.
- 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-2019-7662?
CVE-2019-7662 is a medium-severity denial of service vulnerability in n/a, published on 9 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 assertion failure was discovered in wasm::WasmBinaryBuilder::getType() in wasm-binary.cpp in Binaryen 1.38.22. This allows remote attackers to cause a denial of service (failed assertion and crash) via a crafted wasm file.
Weakness: CWE-617
Which versions are affected by CVE-2019-7662?
It affects 1 product.
Products include Webassembly Binaryen.
How do I fix CVE-2019-7662?
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-2019-7662 being exploited?
There is no known exploitation of CVE-2019-7662 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2019-7662, GHSA-5j7p-jhww-xp9m.