CVE-2021-3918

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-3918
json-schema is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

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

V2 Legend

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
Configurations

Configuration 1 (hide)

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

Published : 2021-11-13 09:15

Updated : 2022-07-29 16:39

NVD link : CVE-2021-3918

Mitre link : CVE-2021-3918

JSON object : View

Products Affected

json-schema_project

  • json-schema
CWE
CWE-1321

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