CVE-2020-7770

This affects the package json8 before 1.0.3. The function adds in the target object the property specified in the path, however it does not properly check the key being set, leading to a prototype pollution.

CVSS v3 6.5 MEDIUM
CVSS v2.0 7.5 HIGH

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/sonnyp/JSON8/commit/2e890261b66cbc54ae01d0c79c71b0fd18379e7e	Patch Third Party Advisory
https://snyk.io/vuln/SNYK-JS-JSON8-1017116	Exploit Third Party Advisory
https://github.com/sonnyp/JSON8/commit/2e890261b66cbc54ae01d0c79c71b0fd18379e7e	Patch Third Party Advisory
https://snyk.io/vuln/SNYK-JS-JSON8-1017116	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:json8_project:json8:*:*:*:*:*:*:*:*

History

21 Nov 2024, 05:37

Type	Values Removed	Values Added
CVSS	v2 : ~~7.5~~ v3 : ~~9.8~~	v2 : 7.5 v3 : 6.5
References	~~() https://github.com/sonnyp/JSON8/commit/2e890261b66cbc54ae01d0c79c71b0fd18379e7e - Patch, Third Party Advisory~~	() https://github.com/sonnyp/JSON8/commit/2e890261b66cbc54ae01d0c79c71b0fd18379e7e - Patch, Third Party Advisory
References	~~() https://snyk.io/vuln/SNYK-JS-JSON8-1017116 - Exploit, Third Party Advisory~~	() https://snyk.io/vuln/SNYK-JS-JSON8-1017116 - Exploit, Third Party Advisory

Information

Published : 2020-11-12 11:15

Updated : 2024-11-21 05:37

NVD link : CVE-2020-7770

Mitre link : CVE-2020-7770

CVE.ORG link : CVE-2020-7770

JSON object : View

Products Affected

json8_project

json8

CWE

CWE-1321

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

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