CVE-2018-13443 Memory corruption in n/a
A heap-based buffer overflow in the EOS.IO jit-wasm library allows attackers to execute arbitrary code or cause denial of service via crafted WAST 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-2018-13443?
CVE-2018-13443 is a high-severity memory corruption vulnerability in n/a, published on 24 Apr 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
EOS.IO jit-wasm 4.1 has a heap-based buffer overflow via a crafted wast file.
Weakness: CWE-787
Which versions are affected by CVE-2018-13443?
It affects 1 product.
Products include Block Jit-Wasm.
How do I fix CVE-2018-13443?
No fix has been published for CVE-2018-13443 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2018-13443 being exploited?
There is no known exploitation of CVE-2018-13443 in the wild and no public exploit code.
Sources
Also known as GHSA-r294-w7w3-qg2m.