PT-2022-12653 · Unknown · Jerryscript

Published 2022-01-20 · Updated 2022-01-26 · CVE-2021-46339

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions JerryScript version 3.0.0

Description The issue is related to an assertion failure in the ecma new ecma string from utf8 function at /base/ecma-helpers-string.c in JerryScript. The assertion lit is valid cesu8 string (string p, string size) fails, indicating a problem with the validation of CESU-8 strings.

Recommendations For JerryScript version 3.0.0, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Assertion Failure

Weakness Enumeration

CWE-617

Related Identifiers

CVE-2021-46339

Affected Products

Jerryscript

References · 7

• 🔥 https://github.com/jerryscript-project/jerryscript/issues/4935 · Exploit
• https://cve.org/CVERecord?id=CVE-2021-46339 · Security Note
• https://ubuntu.com/security/CVE-2021-46339 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-46339 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-46339 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-46339 · Vendor Advisory
• https://t.me/cibsecurity/35958 · Telegram Post