CVEvulnerability
CVE-2021-43453
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2022-04-07
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-125
Description
A Heap-based Buffer Overflow vulnerability exists in JerryScript 2.4.0 and prior versions via an out-of-bounds read in parser_parse_for_statement_start in the js-parser-statm.c file. This issue is similar to CVE-2020-29657.
Affected configurations
• jerryscript jerryscript (<= 2.4.0)
Related
Weakness · CWE (1)
- CWE-125 Out-of-bounds Read weakness
References
- https://github.com/jerryscript-project/jerryscript/issues/4754 Exploit, Issue Tracking, Third Party Advisory
- https://github.com/jerryscript-project/jerryscript/issues/4754 Exploit, Issue Tracking, Third Party Advisory