NULL pointer dereference in Espruino - CVE-2018-11591

 

NULL pointer dereference in Espruino - CVE-2018-11591

Published: September 9, 2018


Vulnerability identifier: #VU14731
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-11591
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Pur3 Ltd.
Affected software:
Espruino

Detailed vulnerability description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in in jsvar.c. A remote attacker can trigger denial of service conditions via a NULL pointer dereference during syntax parsing.


How to mitigate CVE-2018-11591

Install update from vendor's website.

Sources