CVE-2021-3918
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
json-schema is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
Overview
- CVE ID
- CVE-2021-3918
- Assigner
- security@huntr.dev
- Vulnerability Status
- Analyzed
- Published Version
- 2021-11-13T09:15:06
- Last Modified Date
- 2023-02-03T19:15:59
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:json-schema_project:json-schema:*:*:*:*:*:*:*:* | 1 | OR | 0.4.0 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| 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 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-3918 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3918 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:46:41 | Added to TrackCVE | |||
| 2022-12-05 14:29:08 | 2021-11-13T09:15Z | 2021-11-13T09:15:06 | CVE Published Date | updated |
| 2022-12-05 14:29:08 | 2022-07-29T16:39:09 | CVE Modified Date | updated | |
| 2022-12-05 14:29:08 | Analyzed | Vulnerability Status | updated | |
| 2022-12-06 23:12:34 | 2022-12-06T22:15:09 | CVE Modified Date | updated | |
| 2022-12-06 23:12:35 | Analyzed | Modified | Vulnerability Status | updated |
| 2022-12-06 23:12:36 | References | updated | ||
| 2022-12-08 06:32:11 | Modified | Undergoing Analysis | Vulnerability Status | updated |
| 2023-02-03 20:14:37 | 2023-02-03T19:15:59 | CVE Modified Date | updated | |
| 2023-02-03 20:14:37 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |