Уязвимость некорректной обработки специальных символов при загрузке файлов в Firefox и Thunderbird, позволяющая изменять загружаемый тип файла
Описание
Код для загрузки файлов некорректно обрабатывает специальные символы, что позволяет злоумышленнику обрезать окончание файла на более ранней позиции. Это приводит к загрузке файла другого типа, чем показано в диалоговом окне.
Затронутые версии ПО
- Firefox ESR < 78.1
- Firefox < 79
- Thunderbird < 78.1
Тип уязвимости
Подмена типа загружаемого файла
Ссылки
- Third Party Advisory
- Issue TrackingPermissions RequiredVendor Advisory
- Third Party Advisory
- Vendor Advisory
- Vendor Advisory
- Vendor Advisory
- Third Party Advisory
- Issue TrackingPermissions RequiredVendor Advisory
- Third Party Advisory
- Vendor Advisory
- Vendor Advisory
- Vendor Advisory
Уязвимые конфигурации
Одно из
Одно из
EPSS
6.5 Medium
CVSS3
4.3 Medium
CVSS2
Дефекты
Связанные уязвимости
The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an earlier position, leading to a different file type being downloaded than shown in the dialog. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an earlier position, leading to a different file type being downloaded than shown in the dialog. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
The code for downloading files did not properly take care of special c ...
The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an earlier position, leading to a different file type being downloaded than shown in the dialog. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
EPSS
6.5 Medium
CVSS3
4.3 Medium
CVSS2