CVE-2023-36109 — CRITICAL (9.8)

Vulnerability Description

Buffer Overflow vulnerability in JerryScript version 3.0, allows remote attackers to execute arbitrary code via ecma_stringbuilder_append_raw component at /jerry-core/ecma/base/ecma-helpers-string.c.

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	3.0

Related Weaknesses (CWE)

CWE-120

References

https://github.com/Limesss/CVE-2023-36109/tree/mainExploit
https://github.com/jerryscript-project/jerryscript/issues/5080ExploitIssue Tracking
https://github.com/Limesss/CVE-2023-36109/tree/mainExploit
https://github.com/jerryscript-project/jerryscript/issues/5080ExploitIssue Tracking

FAQ

What is CVE-2023-36109?

CVE-2023-36109 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Buffer Overflow vulnerability in JerryScript version 3.0, allows remote attackers to execute arbitrary code via ecma_stringbuilder_append_raw component at /jerry-core/ecma/base/ecma-helpers-string.c.

How severe is CVE-2023-36109?

CVE-2023-36109 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-2023-36109?

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