CVE-2020-8290

Опубликовано: 27 дек. 2020

Источник: nvd

CVSS3: 7.8

CVSS2: 4.6

EPSS Низкий

Описание

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.

Ссылки

https://github.com/geffner/CVE-2020-8290/blob/master/README.md
Exploit
Third Party Advisory
https://hackerone.com/reports/818857
Permissions Required
https://youtu.be/OpC6neWd2aM
Exploit
Third Party Advisory
https://github.com/geffner/CVE-2020-8290/blob/master/README.md
Exploit
Third Party Advisory
https://hackerone.com/reports/818857
Permissions Required
https://youtu.be/OpC6neWd2aM
Exploit
Third Party Advisory

Уязвимые конфигурации

Конфигурация 1

Одно из

cpe:2.3:a:backblaze:backblaze:*:*:*:*:*:macos:*:*

Версия до 7.0.0.439 (исключая)

cpe:2.3:a:backblaze:backblaze:*:*:*:*:*:windows:*:*

Версия до 7.0.0.439 (исключая)

EPSS

Процентиль: 29%

0.00108

Низкий

7.8 High

CVSS3

4.6 Medium

CVSS2

Дефекты

CWE-269

Связанные уязвимости

GHSA-mfc8-4qmg-g3x6

github

больше 3 лет назад

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.