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CVE-2021-42863

Published: 12 May 2022

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.

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
iotjs
Launchpad, Ubuntu, Debian
bionic Needs triage

impish Ignored
(end of life)
jammy Needs triage

kinetic Does not exist

lunar Does not exist

mantic Does not exist

upstream Needs triage

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H