PT-2022-11840 · Unknown · Jerryscript

Zhangzhuosjtu · CVE-2021-43453 · Published 2022-04-07 · Updated 2023-08-08

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions JerryScript versions prior to 2.4.0

Description A Heap-based Buffer Overflow issue exists via an out-of-bounds read in the parser parse for statement start function in the js-parser-statm.c file.

Recommendations For versions prior to 2.4.0, update to version 2.4.0 or later to resolve the issue.

Exploit

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2021-43453

Affected Products

Jerryscript

References · 8

• 🔥 https://github.com/jerryscript-project/jerryscript/issues/4754 · Exploit
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-43453 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-43453 · Security Note
• https://cve.org/CVERecord?id=CVE-2021-43453 · Security Note
• https://osv.dev/vulnerability/CVE-2021-43453 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-43453 · Vendor Advisory
• https://t.me/cvenotify/28625 · Telegram Post
• https://t.me/cibsecurity/40327 · Telegram Post