CVE-2021-23568
January 07, 2022
The package extend2 before 1.0.1 are vulnerable to Prototype Pollution via the extend function due to unsafe recursive merge.
Affected Packages
extend2 (NPM):
Affected version(s) =1.0.0 <1.0.1Fix Suggestion:
Update to version 1.0.1extend2 (NPM):
Affected version(s) =1.0.0 <1.0.1Fix Suggestion:
Update to version 1.0.1extend2 (NPM):
Affected version(s) =1.0.0 <1.0.1Fix Suggestion:
Update to version 1.0.1extend2 (NPM):
Affected version(s) =1.0.0 <1.0.1Fix Suggestion:
Update to version 1.0.1Related Resources (5)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.5
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
Exploit Maturity
POC
CVSS v3
Base Score:
7.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW
Exploit Maturity
PROOF-OF-CONCEPT
CVSS v2
Base Score:
7.5
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Weakness Type (CWE)
Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
EPSS
Base Score:
0.50
