CVE-2021-23558

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
The package bmoor before 0.10.1 are vulnerable to Prototype Pollution due to missing sanitization in set function. **Note:** This vulnerability derives from an incomplete fix in [CVE-2020-7736](https://security.snyk.io/vuln/SNYK-JS-BMOOR-598664)
Overview
  • CVE ID
  • CVE-2021-23558
  • Assigner
  • report@snyk.io
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-01-28T22:15:09
  • Last Modified Date
  • 2022-02-04T02:06:56
Weakness Enumerations
CWE URL
CWE-1321 http://cwe.mitre.org/data/definitions/1321.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:bmoor_project:bmoor:*:*:*:*:*:node.js:*:* 1 OR 0.10.1
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://snyk.io/vuln/SNYK-JS-BMOOR-2342622 Exploit Third Party Advisory
https://snyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation/ Third Party Advisory
https://github.com/b-heilman/bmoor/commit/29b0162cc1dc1791fc060891f568b0ae29bc542b Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-23558
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23558
History
Created Old Value New Value Data Type Notes
2022-05-10 06:34:19 Added to TrackCVE
2022-12-06 08:04:04 2022-01-28T22:15Z 2022-01-28T22:15:09 CVE Published Date updated
2022-12-06 08:04:04 2022-02-04T02:06:56 CVE Modified Date updated
2022-12-06 08:04:04 Analyzed Vulnerability Status updated