CVE-2018-11418 — CRITICAL (9.8)

Vulnerability Description

An issue was discovered in JerryScript 1.0. There is a heap-based buffer over-read in the lit_read_code_unit_from_utf8 function via a RegExp("[\\u0020") payload, related to re_parse_char_class in parser/regexp/re-parser.c.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Jerryscript	Jerryscript	1.0

Related Weaknesses (CWE)

CWE-125

References

https://github.com/jerryscript-project/jerryscript/issues/2237ExploitIssue TrackingThird Party Advisory
https://github.com/jerryscript-project/jerryscript/issues/2237ExploitIssue TrackingThird Party Advisory

FAQ

What is CVE-2018-11418?

CVE-2018-11418 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in JerryScript 1.0. There is a heap-based buffer over-read in the lit_read_code_unit_from_utf8 function via a RegExp("[\\u0020") payload, related to re_parse_char_class in pars...

How severe is CVE-2018-11418?

CVE-2018-11418 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-11418?

Check the references section above for vendor advisories and patch information. Affected products include: Jerryscript Jerryscript.