CVE-2020-15366

CVSS V2 Medium 6.8 CVSS V3 Medium 5.6
Description
An issue was discovered in ajv.validate() in Ajv (aka Another JSON Schema Validator) 6.12.2. A carefully crafted JSON schema could be provided that allows execution of other code by prototype pollution. (While untrusted schemas are recommended against, the worst case of an untrusted schema should be a denial of service, not execution of code.)
Overview
  • CVE ID
  • CVE-2020-15366
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-07-15T20:15:13
  • Last Modified Date
  • 2022-12-02T19:56:58
Weakness Enumerations
CWE URL
CWE-915 http://cwe.mitre.org/data/definitions/915.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:ajv.js:ajv:6.12.2:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • LOW
  • Base Score
  • 5.6
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.2
  • Impact Score
  • 3.4
References
Reference URL Reference Tags
https://hackerone.com/bugs?subject=user&report_id=894259 Permissions Required
https://github.com/ajv-validator/ajv/releases/tag/v6.12.3 Release Notes Third Party Advisory
https://github.com/ajv-validator/ajv/tags Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-15366
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15366
History
Created Old Value New Value Data Type Notes
2022-05-10 07:02:36 Added to TrackCVE
2022-12-04 19:52:30 2020-07-15T20:15Z 2020-07-15T20:15:13 CVE Published Date updated
2022-12-04 19:52:30 2022-12-02T19:56:58 CVE Modified Date updated
2022-12-04 19:52:30 Analyzed Vulnerability Status updated