Buffer overflow in Espruino - CVE-2018-11596
Published: September 9, 2018
Vulnerability identifier: #VU14726
CSH Severity: Low
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-11596
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to boundary error during syntax parsing because a check for ' ' is made for the wrong array element in jsvar.c. A remote attacker can cause a denial of service (application crash) with a user specially crafted input file.
Affected software
Espruino
How to mitigate CVE-2018-11596
Install update from vendor's website.
Espruino - update to 1.99