CVE-2018-11592

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-05-31 · updated 2026-06-17
Weakness: CWE-125

Description

Espruino before 1.98 allows attackers to cause a denial of service (application crash) with a user crafted input file via an Out-of-bounds Read during syntax parsing in which certain height validation is missing in libs/graphics/jswrap_graphics.c.

Affected products

Espruino: before 1.98 — fixed in 1.98

How to fix

Upgrade to a fixed version: Espruino 1.98. Check the vendor advisory for mitigations.

References

https://github.com/espruino/Espruino/commit/8a44b04b584b3d3ab1cb68fed410f7ecb165e50e
https://github.com/espruino/Espruino/files/2015630/test_0.txt
https://github.com/espruino/Espruino/issues/1421
https://github.com/espruino/Espruino/commit/8a44b04b584b3d3ab1cb68fed410f7ecb165e50e
https://github.com/espruino/Espruino/files/2015630/test_0.txt
https://github.com/espruino/Espruino/issues/1421

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