Overview
- Description
- Backblaze for Windows and Backblaze for macOS before 7.0.0.439 suffer from improper privilege management in `bztransmit` helper due to lack of permission handling and validation before creation of client update directories allowing for local escalation of privilege via rogue client update binary.
- Source
- support@hackerone.com
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 7.8
- Impact score
- 5.9
- Exploitability score
- 1.8
- Vector string
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 4.6
- Impact score
- 6.4
- Exploitability score
- 3.9
- Vector string
- AV:L/AC:L/Au:N/C:P/I:P/A:P
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:backblaze:backblaze:*:*:*:*:*:macos:*:*",
"vulnerable": true,
"matchCriteriaId": "BA80ABAD-2620-4350-B506-ACCF9B4A18E3",
"versionEndExcluding": "7.0.0.439"
},
{
"criteria": "cpe:2.3:a:backblaze:backblaze:*:*:*:*:*:windows:*:*",
"vulnerable": true,
"matchCriteriaId": "F7051153-3CAD-442F-BD4B-8C780431FBD4",
"versionEndExcluding": "7.0.0.439"
}
],
"operator": "OR"
}
]
}
]