CVE-2021-20089

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-20089
Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in purl 2.3.2 allows a malicious user to inject properties into Object.prototype.

8.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://github.com/BlackFan/client-side-prototype-pollution/blob/master/pp/purl.md Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:purl_project:purl:2.3.2:*:*:*:*:*:*:*
History

No history.

Information

Published : 2021-04-23 19:15

Updated : 2023-08-08 14:22

NVD link : CVE-2021-20089

Mitre link : CVE-2021-20089

CVE.ORG link : CVE-2021-20089

JSON object : View

Products Affected

purl_project

  • purl
CWE
CWE-1321

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