Описание
A vulnerability was discovered in gdm before 3.31.4. When timed login is enabled in configuration, an attacker could bypass the lock screen by selecting the timed login user and waiting for the timer to expire, at which time they would gain access to the logged-in user's session.
A vulnerability was discovered in gdm when timed login is enabled in configuration. An attacker could bypass the lock screen by selecting the timed login user and waiting for the timer to expire at which time they would gain access to the logged-in user's session.
Меры по смягчению последствий
Ensure timed login is not enabled in gdm configuration, by checking the output of:
Затронутые пакеты
| Платформа | Пакет | Состояние | Рекомендация | Релиз |
|---|---|---|---|---|
| Red Hat Enterprise Linux 6 | gdm | Will not fix | ||
| Red Hat Enterprise Linux 7 | gdm | Not affected | ||
| Red Hat Enterprise Linux 8 | accountsservice | Fixed | RHSA-2020:1766 | 28.04.2020 |
| Red Hat Enterprise Linux 8 | appstream-data | Fixed | RHSA-2020:1766 | 28.04.2020 |
| Red Hat Enterprise Linux 8 | baobab | Fixed | RHSA-2020:1766 | 28.04.2020 |
| Red Hat Enterprise Linux 8 | clutter | Fixed | RHSA-2020:1766 | 28.04.2020 |
| Red Hat Enterprise Linux 8 | evince | Fixed | RHSA-2020:1766 | 28.04.2020 |
| Red Hat Enterprise Linux 8 | gdm | Fixed | RHSA-2020:1766 | 28.04.2020 |
| Red Hat Enterprise Linux 8 | gjs | Fixed | RHSA-2020:1766 | 28.04.2020 |
| Red Hat Enterprise Linux 8 | gnome-boxes | Fixed | RHSA-2020:1766 | 28.04.2020 |
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Дополнительная информация
Статус:
EPSS
6.3 Medium
CVSS3
Связанные уязвимости
A vulnerability was discovered in gdm before 3.31.4. When timed login is enabled in configuration, an attacker could bypass the lock screen by selecting the timed login user and waiting for the timer to expire, at which time they would gain access to the logged-in user's session.
A vulnerability was discovered in gdm before 3.31.4. When timed login is enabled in configuration, an attacker could bypass the lock screen by selecting the timed login user and waiting for the timer to expire, at which time they would gain access to the logged-in user's session.
A vulnerability was discovered in gdm before 3.31.4. When timed login ...
EPSS
6.3 Medium
CVSS3