CVE-2020-23323 — CRITICAL (9.8)

Vulnerability Description

There is a heap-buffer-overflow at re-parser.c in re_parse_char_escape 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-787

References

https://github.com/jerryscript-project/jerryscript/issues/3871ExploitIssue TrackingPatch
https://github.com/jerryscript-project/jerryscript/issues/3871ExploitIssue TrackingPatch

FAQ

What is CVE-2020-23323?

CVE-2020-23323 is a vulnerability with a CVSS score of 9.8 (CRITICAL). There is a heap-buffer-overflow at re-parser.c in re_parse_char_escape in JerryScript 2.2.0.

How severe is CVE-2020-23323?

CVE-2020-23323 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-2020-23323?

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