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Debian Security Bug TrackerDEBIANCVE:CVE-2021-41682

HistoryJun 20, 2022 - 2:15 p.m.

CVE-2021-41682

2022-06-2014:15:08

Debian Security Bug Tracker

security-tracker.debian.org

heap-use-after-free

ecma-helpers-string.c

ecma_compare_ecma_non_direct_strings

jerryscript

2.4.0

unix

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

34.8%

JSON

There is a heap-use-after-free at ecma-helpers-string.c:1940 in ecma_compare_ecma_non_direct_strings in JerryScript 2.4.0

OSVersionArchitecturePackageVersionFilename
Debian11alliotjs<= 1.0+715-1iotjs_1.0+715-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	11	all	iotjs	<= 1.0+715-1	iotjs_1.0+715-1_all.deb

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

34.8%

JSON

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