CVE-2021-42863

A buffer overflow in ecma_builtin_typedarray_prototype_filter() in JerryScript version fe3a5c0 allows an attacker to construct a fake object or a fake arraybuffer with unlimited size.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/jerryscript-project/jerryscript/issues/4793	Exploit Patch Third Party Advisory
https://github.com/jerryscript-project/jerryscript/pull/4794	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:jerryscript:jerryscript:*:*:*:*:*:*:*:*

History

23 May 2022, 14:23

Type	Values Removed	Values Added
CPE		cpe:2.3:a:jerryscript:jerryscript::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 7.5 v3 : 9.8
CWE		CWE-120
References	~~(MISC) https://github.com/jerryscript-project/jerryscript/issues/4793 -~~	(MISC) https://github.com/jerryscript-project/jerryscript/issues/4793 - Exploit, Patch, Third Party Advisory
References	~~(MISC) https://github.com/jerryscript-project/jerryscript/pull/4794 -~~	(MISC) https://github.com/jerryscript-project/jerryscript/pull/4794 - Patch, Third Party Advisory

12 May 2022, 13:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-05-12 13:15

Updated : 2024-02-04 22:29

NVD link : CVE-2021-42863

Mitre link : CVE-2021-42863

CVE.ORG link : CVE-2021-42863

JSON object : View

Products Affected

jerryscript

jerryscript

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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