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osvGoogleOSV:GHSA-VP56-6G26-6827
HistoryAug 02, 2022 - 12:00 a.m.

node-fetch Inefficient Regular Expression Complexity

2022-08-0200:00:25
Google
osv.dev
6
node-fetch
vulnerability
redos
isoriginpotentiallytrustworthy
referrer.js function

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

37.9%

node-fetch is a light-weight module that brings window.fetch to node.js.

Affected versions of this package are vulnerable to Regular Expression Denial of Service (ReDoS) in the isOriginPotentiallyTrustworthy() function in referrer.js, when processing a URL string with alternating letters and periods, such as 'http://' + 'a.a.'.repeat(i) + 'a'.

CPENameOperatorVersion
node-fetchge3.0.0
node-fetchlt3.2.10

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

37.9%