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CVE-2020-27779

Опубликовано: 03 мар. 2021
Источник: debian
EPSS Низкий

Описание

A flaw was found in grub2 in versions prior to 2.06. The cutmem command does not honor secure boot locking allowing an privileged attacker to remove address ranges from memory creating an opportunity to circumvent SecureBoot protections after proper triage about grub's memory layout. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Пакеты

ПакетСтатусВерсия исправленияРелизТип
grub2fixed2.04-16package
grub2ignoredstretchpackage

EPSS

Процентиль: 6%
0.00027
Низкий

Связанные уязвимости

CVSS3: 7.5
ubuntu
больше 4 лет назад

A flaw was found in grub2 in versions prior to 2.06. The cutmem command does not honor secure boot locking allowing an privileged attacker to remove address ranges from memory creating an opportunity to circumvent SecureBoot protections after proper triage about grub's memory layout. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

CVSS3: 7.5
redhat
больше 4 лет назад

A flaw was found in grub2 in versions prior to 2.06. The cutmem command does not honor secure boot locking allowing an privileged attacker to remove address ranges from memory creating an opportunity to circumvent SecureBoot protections after proper triage about grub's memory layout. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

CVSS3: 7.5
nvd
больше 4 лет назад

A flaw was found in grub2 in versions prior to 2.06. The cutmem command does not honor secure boot locking allowing an privileged attacker to remove address ranges from memory creating an opportunity to circumvent SecureBoot protections after proper triage about grub's memory layout. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

CVSS3: 7.5
msrc
больше 4 лет назад

Описание отсутствует

CVSS3: 7.5
github
около 3 лет назад

A flaw was found in grub2 in versions prior to 2.06. The cutmem command does not honor secure boot locking allowing an privileged attacker to remove address ranges from memory creating an opportunity to circumvent SecureBoot protections after proper triage about grub's memory layout. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

EPSS

Процентиль: 6%
0.00027
Низкий