Buffer overflow in JerryScript - CVE-2017-14749
Published: September 26, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU38192
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2017-14749
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: JerryScript
Affected software:
JerryScript
JerryScript
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
JerryScript 1.0 allows remote attackers to cause a denial of service (jmem_heap_alloc_block_internal heap memory corruption) or possibly execute arbitrary code via a crafted .js file, because unrecognized characters cause incorrect 0x00 characters in bytecode.literal data.
How to mitigate CVE-2017-14749
Install update from vendor's website.