CVE-2017-7787
High
Description
Same-origin policy protections can be bypassed on pages with embedded iframes during page reloads, allowing the iframes to access content on the top level page, leading to information disclosure. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Mozilla Thunderbird
PublishedJun 11, 2018
First seenJun 11, 2018
How to fix
Update
- mozilla thunderbird52.3 or later
- mozilla firefox55.0 or later
- mozilla firefox_esr52.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla thunderbird | v < 52.3 | 52.3 |
| debian debian_linux | 8.0, 9.0 | — |
| redhat enterprise_linux | 5.0, 6.0, 7.0 | — |
| redhat enterprise_linux_desktop | 5.0, 6.0, 7.0 | — |
| redhat enterprise_linux_server | 5.0, 6.0, 7.0 | — |
| redhat enterprise_linux_server_aus | 7.3, 7.4 | — |
| redhat enterprise_linux_server_eus | 7.3, 7.4, 7.5 | — |
| redhat enterprise_linux_workstation | 5.0, 6.0, 7.0 | — |
| mozilla firefox | v < 55.0 | 55.0 |
| mozilla firefox_esr | v < 52.3 | 52.3 |
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