CVE-2021-4140
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- CVE-2021-4140
CVE Details
| Release Date: | 2022-12-22 | |
| Impact: | None | What is this? |
Description
It was possible to construct specific XSLT markup that would be able to bypass an iframe sandbox. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.
See more information about CVE-2021-4140 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 10.0 |
| Vector String: | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
| Version: | 3.0 |
| Attack Vector: | Network |
| Attack Complexity: | Low |
| Privileges Required: | None |
| User Interaction: | None |
| Scope: | Changed |
| Confidentiality Impact: | High |
| Integrity Impact: | High |
| Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 7 (firefox) | ELSA-2022-0124 | 2022-01-12 |
| Oracle Linux version 7 (thunderbird) | ELSA-2022-0127 | 2022-01-12 |
| Oracle Linux version 8 (firefox) | ELSA-2022-0130 | 2022-01-13 |
| Oracle Linux version 8 (thunderbird) | ELSA-2022-0129 | 2022-01-13 |
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