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veracodeVeracode Vulnerability DatabaseVERACODE:41204
HistoryJul 11, 2023 - 7:35 a.m.

Prototype Pollution

2023-07-1107:35:18
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
28
prototype pollution
cookiejar
rejectpublicsuffixes
base prototype
attacker
modify

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7

Confidence

High

EPSS

0.002

Percentile

51.3%

tough-cookie is vulnerable to Prototype Pollution. The vulnerability exists due to improper domain sanitization when using the CookieJar with rejectPublicSuffixes=false which allows an attacker to modify the base prototype, resulting in Prototype Pollution.

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7

Confidence

High

EPSS

0.002

Percentile

51.3%