CVE-2021-3918

json-schema is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

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/kriszyp/json-schema/commit/22f146111f541d9737e832823699ad3528ca7741	Patch Third Party Advisory
https://huntr.dev/bounties/bb6ccd63-f505-4e3a-b55f-cd2662c261a9	Exploit Issue Tracking Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00013.html	Mailing List Third Party Advisory
https://github.com/kriszyp/json-schema/commit/22f146111f541d9737e832823699ad3528ca7741	Patch Third Party Advisory
https://huntr.dev/bounties/bb6ccd63-f505-4e3a-b55f-cd2662c261a9	Exploit Issue Tracking Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00013.html	Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20250117-0004/

Configurations

Configuration 1 (hide)

cpe:2.3:a:json-schema_project:json-schema:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

History

17 Jan 2025, 20:15

Type	Values Removed	Values Added
References		() https://security.netapp.com/advisory/ntap-20250117-0004/ -

Information

Published : 2021-11-13 09:15

Updated : 2025-01-17 20:15

NVD link : CVE-2021-3918

Mitre link : CVE-2021-3918

CVE.ORG link : CVE-2021-3918

JSON object : View

Products Affected

json-schema_project

json-schema

debian

debian_linux

CWE

CWE-1321

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

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