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MitreCVE-2020-24343

HistoryAug 13, 2020 - 7:15 p.m.

CVE-2020-24343

2020-08-1319:15:13

CWE-416

mitre

web.nvd.nist.gov

artifex mujs

cve-2020-24343

use-after-free

jsrun.c

jsgc.c

nvd

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

AI Score

7.6

Confidence

High

EPSS

0.001

Percentile

43.5%

JSON

Artifex MuJS through 1.0.7 has a use-after-free in jsrun.c because of unconditional marking in jsgc.c.

Affected configurations

Nvd

Node

artifexmujsRange≤1.0.7

VendorProductVersionCPE
artifexmujs*cpe:2.3:a:artifex:mujs:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
artifex	mujs	*	cpe:2.3:a:artifex:mujs::::::::

References

github.com/ccxvii/mujs/issues/136

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

AI Score

7.6

Confidence

High

EPSS

0.001

Percentile

43.5%

JSON

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