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SnykCVE-2021-23807

HistoryNov 03, 2021 - 6:15 p.m.

CVE-2021-23807

2021-11-0318:15:08

CWE-843

snyk

web.nvd.nist.gov

cve

2021

23807

package

jsonpointer

type confusion

vulnerability

bypass

prototype pollution fix

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.2

Confidence

High

EPSS

0.17

Percentile

96.1%

JSON

This affects the package jsonpointer before 5.0.0. A type confusion vulnerability can lead to a bypass of a previous Prototype Pollution fix when the pointer components are arrays.

Affected configurations

Nvd

Node

jsonpointer_projectjsonpointerRange<5.0.0node.js

VendorProductVersionCPE
jsonpointer_projectjsonpointer*cpe:2.3:a:jsonpointer_project:jsonpointer:*:*:*:*:*:node.js:*:*

Vendor	Product	Version	CPE
jsonpointer_project	jsonpointer	*	cpe:2.3:a:jsonpointer_project:jsonpointer::::::node.js::*

CNA Affected

[
  {
    "product": "jsonpointer",
    "vendor": "n/a",
    "versions": [
      {
        "lessThan": "5.0.0",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]