Out-of-bounds read in JerryScript - CVE-2018-11419
Published: May 24, 2018 / Updated: January 22, 2021
Vulnerability identifier: #VU37113
CSH Severity: High
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-2018-11419
CWE-ID: CWE-125
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 heap-based buffer over-read in the lit_read_code_unit_from_hex function via a RegExp("[u0") payload, related to re_parse_char_class in parser/regexp/re-parser.c. A remote attacker can perform a denial of service attack.
Affected software
JerryScript
How to mitigate CVE-2018-11419
Install update from vendor's website.