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CVE-2020-5258
March 10, 2020
In affected versions of dojo (NPM package), the deepCopy method is vulnerable to Prototype Pollution. Prototype Pollution refers to the ability to inject properties into existing JavaScript language construct prototypes, such as objects. An attacker manipulates these attributes to overwrite, or pollute, a JavaScript application object prototype of the base object by injecting other values. This has been patched in versions 1.12.8, 1.13.7, 1.14.6, 1.15.3 and 1.16.2
Affected Packages
dojo (NPM):
Affected version(s) >=1.14.0 <1.14.6
Fix Suggestion:
Update to version 1.14.6
dojo (NPM):
Affected version(s) >=1.6.4 <1.11.10
Fix Suggestion:
Update to version 1.11.10
dojo (NPM):
Affected version(s) >=1.16.0 <1.16.2
Fix Suggestion:
Update to version 1.16.2
dojo (NPM):
Affected version(s) >=1.12.1 <1.12.8
Fix Suggestion:
Update to version 1.12.8
dojo (NPM):
Affected version(s) >=1.15.0 <1.15.3
Fix Suggestion:
Update to version 1.15.3
dojo (NPM):
Affected version(s) >=1.13.0 <1.13.7
Fix Suggestion:
Update to version 1.13.7
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
PASSIVE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
HIGH
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.7
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
CVSS v2
Base Score:
5
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Weakness Type (CWE)
Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
Improper Control of Generation of Code ('Code Injection')
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
EPSS
Base Score:
1.99