CVE-2021-46351

Name: CVE-2021-46351
Creator: NVD / NIST
Published: 2022-01-20T22:15:09.25+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.64%

Last modified Jun 17, 2026

CVE-2021-46351 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. There is an Assertion 'local_tza == ecma_date_local_time_zone_adjustment (date_value)' failed at /jerry-core/ecma/builtin-objects/ecma-builtin-date-prototype.c(ecma_builtin_date_prototype_dispatch_set):421 in JerryScript 3.0.0.. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

There is an Assertion 'local_tza == ecma_date_local_time_zone_adjustment (date_value)' failed at /jerry-core/ecma/builtin-objects/ecma-builtin-date-prototype.c(ecma_builtin_date_prototype_dispatch_set):421 in JerryScript 3.0.0.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.64%

46.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-617

Affected Software

Vendor	Product	Versions
Jerryscript	Jerryscript	3.0.0

References

https://github.com/jerryscript-project/jerryscript/issues/4940Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/jerryscript-project/jerryscript/issues/4940Exploit, Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Jan 20, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-46351?

How severe is CVE-2021-46351?

CVE-2021-46351 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2021-46351?

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-2021-46351?

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

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Source: NVD / NIST