CVE-2020-13649

Name: CVE-2020-13649
Creator: NVD / NIST
Published: 2020-05-28T15:15:11.98+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.13%

Last modified Jun 17, 2026

CVE-2020-13649 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. parser/js/js-scanner.c in JerryScript 2.2.0 mishandles errors during certain out-of-memory conditions, as demonstrated by a scanner_reverse_info_list NULL pointer dereference and a scanner_scan_all assertion failure.. EPSS estimates a 2.13% chance of exploitation in the next 30 days.

Description

parser/js/js-scanner.c in JerryScript 2.2.0 mishandles errors during certain out-of-memory conditions, as demonstrated by a scanner_reverse_info_list NULL pointer dereference and a scanner_scan_all assertion failure.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

2.13%

79.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Jerryscript	Jerryscript	2.2.0

References

https://github.com/jerryscript-project/jerryscript/commit/69f8e78c2f8d562bd6d8002b5488f1662ac30d24Patch, Third Party Advisory
https://github.com/jerryscript-project/jerryscript/issues/3786Third Party Advisory
https://github.com/jerryscript-project/jerryscript/issues/3788Third Party Advisory
https://github.com/jerryscript-project/jerryscript/commit/69f8e78c2f8d562bd6d8002b5488f1662ac30d24Patch, Third Party Advisory
https://github.com/jerryscript-project/jerryscript/issues/3786Third Party Advisory
https://github.com/jerryscript-project/jerryscript/issues/3788Third Party Advisory

Timeline

Published: May 28, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-13649?

How severe is CVE-2020-13649?

CVE-2020-13649 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.13% probability of exploitation in the next 30 days.

How do I fix CVE-2020-13649?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-13649?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST