Уязвимость обхода доменных ограничений в Mozilla Firefox через перезапись заголовков Host с использованием webRequest API
Описание
Некорректная обработка заголовков Host: в запросах с использованием webRequest API позволяет WebExtension обойти доменные ограничения через подмену домена (domain fronting). Это может предоставить доступ к доменам, которые в противном случае были бы недоступны.
Затронутые версии ПО
- Firefox ESR ниже версии 60.3
- Firefox ниже версии 63
Тип уязвимости
Подмена домена (domain fronting)
Ссылки
- Third Party AdvisoryVDB Entry
- Third Party AdvisoryVDB Entry
- Third Party Advisory
- Third Party Advisory
- Issue TrackingPermissions RequiredVendor Advisory
- Mailing ListThird Party Advisory
- Third Party Advisory
- Third Party Advisory
- Third Party Advisory
- Vendor Advisory
- Vendor Advisory
- Third Party AdvisoryVDB Entry
- Third Party AdvisoryVDB Entry
- Third Party Advisory
- Third Party Advisory
- Issue TrackingPermissions RequiredVendor Advisory
- Mailing ListThird Party Advisory
- Third Party Advisory
- Third Party Advisory
- Third Party Advisory
Уязвимые конфигурации
Одно из
Одно из
Одно из
Одно из
EPSS
7.5 High
CVSS3
5 Medium
CVSS2
Дефекты
Связанные уязвимости
By rewriting the Host: request headers using the webRequest API, a WebExtension can bypass domain restrictions through domain fronting. This would allow access to domains that share a host that are otherwise restricted. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
By rewriting the Host: request headers using the webRequest API, a WebExtension can bypass domain restrictions through domain fronting. This would allow access to domains that share a host that are otherwise restricted. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
By rewriting the Host: request headers using the webRequest API, a Web ...
By rewriting the Host: request headers using the webRequest API, a WebExtension can bypass domain restrictions through domain fronting. This would allow access to domains that share a host that are otherwise restricted. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
Уязвимость системы для разработки дополнений WebExtensions браузеров Firefox, Firefox ESR, позволяющая нарушителю получить несанкционированный доступ к защищаемой информации
EPSS
7.5 High
CVSS3
5 Medium
CVSS2