What’s Vulnerable › Vulnerabilities

CVE-2018-20201

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-12-18 · updated 2026-06-17
• Weakness: CWE-125

Description

There is a stack-based buffer over-read in the jsfNameFromString function of jsflash.c in Espruino 2V00, leading to a denial of service or possibly unspecified other impact via a crafted js file.

Affected products

• Pur3 Espruino: 2.00

References

• https://github.com/espruino/Espruino/issues/1587
• https://github.com/espruino/Espruino/issues/1587

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