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CVE-2019-16782

Опубликовано: 18 дек. 2019
Источник: nvd
CVSS3: 6.3
CVSS3: 5.9
CVSS2: 4.3
EPSS Низкий

Описание

There's a possible information leak / session hijack vulnerability in Rack (RubyGem rack). This vulnerability is patched in versions 1.6.12 and 2.0.8. Attackers may be able to find and hijack sessions by using timing attacks targeting the session id. Session ids are usually stored and indexed in a database that uses some kind of scheme for speeding up lookups of that session id. By carefully measuring the amount of time it takes to look up a session, an attacker may be able to find a valid session id and hijack the session. The session id itself may be generated randomly, but the way the session is indexed by the backing store does not use a secure comparison.

Ссылки

Уязвимые конфигурации

Конфигурация 1

Одно из

cpe:2.3:a:rack:rack:*:*:*:*:*:ruby:*:*
Версия до 1.6.12 (исключая)
cpe:2.3:a:rack:rack:*:*:*:*:*:ruby:*:*
Версия от 2.0.0 (включая) до 2.0.8 (исключая)
Конфигурация 2
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
Конфигурация 3
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*

EPSS

Процентиль: 82%
0.01634
Низкий

6.3 Medium

CVSS3

5.9 Medium

CVSS3

4.3 Medium

CVSS2

Дефекты

CWE-208
CWE-203

Связанные уязвимости

CVSS3: 6.3
ubuntu
около 6 лет назад

There's a possible information leak / session hijack vulnerability in Rack (RubyGem rack). This vulnerability is patched in versions 1.6.12 and 2.0.8. Attackers may be able to find and hijack sessions by using timing attacks targeting the session id. Session ids are usually stored and indexed in a database that uses some kind of scheme for speeding up lookups of that session id. By carefully measuring the amount of time it takes to look up a session, an attacker may be able to find a valid session id and hijack the session. The session id itself may be generated randomly, but the way the session is indexed by the backing store does not use a secure comparison.

CVSS3: 5.9
redhat
около 6 лет назад

There's a possible information leak / session hijack vulnerability in Rack (RubyGem rack). This vulnerability is patched in versions 1.6.12 and 2.0.8. Attackers may be able to find and hijack sessions by using timing attacks targeting the session id. Session ids are usually stored and indexed in a database that uses some kind of scheme for speeding up lookups of that session id. By carefully measuring the amount of time it takes to look up a session, an attacker may be able to find a valid session id and hijack the session. The session id itself may be generated randomly, but the way the session is indexed by the backing store does not use a secure comparison.

CVSS3: 6.3
debian
около 6 лет назад

There's a possible information leak / session hijack vulnerability in ...

CVSS3: 6.3
github
около 6 лет назад

Possible Information Leak / Session Hijack Vulnerability in Rack

suse-cvrf
почти 6 лет назад

Security update for rubygem-rack

EPSS

Процентиль: 82%
0.01634
Низкий

6.3 Medium

CVSS3

5.9 Medium

CVSS3

4.3 Medium

CVSS2

Дефекты

CWE-208
CWE-203