Описание
If a document created a sandboxed iframe without allow-scripts, and subsequently appended an element to the iframe's document that e.g. had a JavaScript event handler - the event handler would have run despite the iframe's sandbox. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.
The Mozilla Foundation Security Advisory describes this flaw as:
If a document created a sandboxed iframe without allow-scripts and subsequently appended an element to the iframe's document that, for example, had a JavaScript event handler - the event handler would have run despite the iframe's sandbox.
Отчет
Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.
Затронутые пакеты
| Платформа | Пакет | Состояние | Рекомендация | Релиз |
|---|---|---|---|---|
| Red Hat Enterprise Linux 6 | firefox | Out of support scope | ||
| Red Hat Enterprise Linux 6 | thunderbird | Out of support scope | ||
| Red Hat Enterprise Linux 9 | firefox | Not affected | ||
| Red Hat Enterprise Linux 9 | thunderbird | Not affected | ||
| Red Hat Enterprise Linux 7 | firefox | Fixed | RHSA-2022:0514 | 14.02.2022 |
| Red Hat Enterprise Linux 7 | thunderbird | Fixed | RHSA-2022:0538 | 15.02.2022 |
| Red Hat Enterprise Linux 8 | firefox | Fixed | RHSA-2022:0510 | 14.02.2022 |
| Red Hat Enterprise Linux 8 | thunderbird | Fixed | RHSA-2022:0535 | 15.02.2022 |
| Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions | firefox | Fixed | RHSA-2022:0513 | 14.02.2022 |
| Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions | thunderbird | Fixed | RHSA-2022:0539 | 15.02.2022 |
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Дополнительная информация
Статус:
9.6 Critical
CVSS3
Связанные уязвимости
If a document created a sandboxed iframe without <code>allow-scripts</code>, and subsequently appended an element to the iframe's document that e.g. had a JavaScript event handler - the event handler would have run despite the iframe's sandbox. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.
If a document created a sandboxed iframe without <code>allow-scripts</code>, and subsequently appended an element to the iframe's document that e.g. had a JavaScript event handler - the event handler would have run despite the iframe's sandbox. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.
If a document created a sandboxed iframe without <code>allow-scripts</ ...
If a document created a sandboxed iframe without <code>allow-scripts</code>, and subsequently appended an element to the iframe's document that e.g. had a JavaScript event handler - the event handler would have run despite the iframe's sandbox. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.
Уязвимость элемента iframe браузера Mozilla Firefox, позволяющая нарушителю обойти введенные ограничения безопасности
9.6 Critical
CVSS3