CVE-2018-13443

Name: CVE-2018-13443
Creator: NVD / NIST
Published: 2019-04-24T15:29:00.277+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.05%

Last modified Jun 17, 2026

CVE-2018-13443 is a vulnerability of currently unknown severity. EOS.IO jit-wasm 4.1 has a heap-based buffer overflow via a crafted wast file.. EPSS estimates a 2.05% chance of exploitation in the next 30 days.

Description

EOS.IO jit-wasm 4.1 has a heap-based buffer overflow via a crafted wast file.

Metrics

EPSS Probability

2.05%

78.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Block	Jit-Wasm	4.1

References

https://github.com/EOSIO/eosThird Party Advisory
https://github.com/EOSIO/eos/issues/6585Exploit, Third Party Advisory
https://hackerone.com/eosioThird Party Advisory
https://github.com/EOSIO/eosThird Party Advisory
https://github.com/EOSIO/eos/issues/6585Exploit, Third Party Advisory
https://hackerone.com/eosioThird Party Advisory

Timeline

Published: Apr 24, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-13443?

EOS.IO jit-wasm 4.1 has a heap-based buffer overflow via a crafted wast file.

How severe is CVE-2018-13443?

Severity scoring for CVE-2018-13443 is pending analysis. The EPSS model estimates a 2.05% probability of exploitation in the next 30 days.

How do I fix CVE-2018-13443?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-13443?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST