title: Prototype Pollution
description: The package protobufjs before 6.11.3 are vulnerable to Prototype Pollution which can allow an attacker to add/modify properties of the Object.prototype. This vulnerability can occur in multiple ways: 1. by providing untrusted user input to util.setProperty or to ReflectionObject.setParsedOption functions 2. by parsing/loading .proto files
problem types: Prototype Pollution
affected:
{
product: protobufjs
vendor: n/a
versions:
lessThan: 6.11.3, status: affected, version: unspecified, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: LOW
baseScore: 8.2
baseSeverity: HIGH
confidentialityImpact: NONE
exploitCodeMaturity: PROOF_OF_CONCEPT
integrityImpact: HIGH
privilegesRequired: NONE
remediationLevel: NOT_DEFINED
reportConfidence: NOT_DEFINED
scope: UNCHANGED
temporalScore: 7.8
temporalSeverity: HIGH
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L/E:P
version: 3.1
]