CVE-2020-23302 — CRITICAL (9.8)

Vulnerability Description

There is a heap-use-after-free at ecma-helpers-string.c:772 in ecma_ref_ecma_string in JerryScript 2.2.0

CVSS Score

9.8

CRITICAL

CVSS:3.1/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	2.2.0

Related Weaknesses (CWE)

CWE-416

References

https://github.com/jerryscript-project/jerryscript/issues/3748ExploitIssue TrackingPatch
https://github.com/jerryscript-project/jerryscript/issues/3748ExploitIssue TrackingPatch

FAQ

What is CVE-2020-23302?

CVE-2020-23302 is a vulnerability with a CVSS score of 9.8 (CRITICAL). There is a heap-use-after-free at ecma-helpers-string.c:772 in ecma_ref_ecma_string in JerryScript 2.2.0

How severe is CVE-2020-23302?

CVE-2020-23302 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-2020-23302?

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