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CVE-2020-23323

Published: 10 June 2021

There is a heap-buffer-overflow at re-parser.c in re_parse_char_escape in JerryScript 2.2.0.

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
iotjs
Launchpad, Ubuntu, Debian
bionic Needed

focal Does not exist

trusty Does not exist

xenial Ignored
(end of standard support)
upstream
Released (2.3.0)
groovy Ignored
(end of life)
hirsute Ignored
(end of life)
jammy Needed

kinetic Does not exist

lunar Does not exist

impish Ignored
(end of life)
mantic Does not exist

Patches:
upstream: https://github.com/jerryscript-project/jerryscript/pull/3875

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