CVE Vulnerability

CVE-2020-7637

class-transformer before 0.3.1 allow attackers to perform Prototype Pollution. The classToPlainFromExist function could be tricked into adding or modifying properties of Object.prototype using a __proto__ payload.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

5.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://snyk.io/vuln/SNYK-JS-CLASSTRANSFORMER-564431 Exploit Third Party Advisory
https://github.com/typestack/class-transformer/commit/8f04eb9db02de708f1a20f6f2d2bb309b2fed01e Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:class-transformer_project:class-transformer:*:*:*:*:*:node.js:*:*
Information

Published : 2020-04-06 01:15

Updated : 2022-12-02 07:58

NVD link : CVE-2020-7637

Mitre link : CVE-2020-7637

Products Affected
No products.
CWE
CWE-1321

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')