title: Insufficient Entropy in GitHub Enterprise Server Management Console Invitation Token
description: An insufficient entropy vulnerability was identified in GitHub Enterprise Server (GHES) that allowed an attacker to brute force a user invitation to the GHES Management Console. To exploit this vulnerability, an attacker would need knowledge that a user invitation was pending. This vulnerability affected all versions of GitHub Enterprise Server since 3.8 and was fixed in version 3.8.12, 3.9.7, 3.10.4, and 3.11.1. This vulnerability was reported via the GitHub Bug Bounty program.
problem types: CWE-331 Insufficient Entropy
affected:
{
defaultStatus: unaffected
product: Enterprise Server
vendor: GitHub
versions:
lessThan: 3.8.12, status: affected, version: 3.8.0, versionType: semver
lessThan: 3.9.7, status: affected, version: 3.9.0, versionType: semver
lessThan: 3.10.4, status: affected, version: 3.10.0, versionType: semver
lessThan: 3.11.1, status: affected, version: 3.11.0, versionType: semver
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 8.3
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: NONE
scope: CHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL