CVE-2017-7814
High
Description
File downloads encoded with "blob:" and "data:" URL elements bypassed normal file download checks though the Phishing and Malware Protection feature and its block lists of suspicious sites and files. This would allow malicious sites to lure users into downloading executables that would otherwise be detected as suspicious. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Mozilla Firefox
PublishedJun 11, 2018
First seenJun 11, 2018
How to fix
Update
- mozilla firefox52.4.0, 56.0 or later
- mozilla thunderbird52.4.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla firefox | v < 52.4.0, v < 56.0 | 52.4.0, 56.0 |
| redhat enterprise_linux_desktop | 6.0, 7.0 | — |
| redhat enterprise_linux_server | 6.0, 7.0 | — |
| redhat enterprise_linux_server_aus | 7.4 | — |
| redhat enterprise_linux_server_eus | 7.4, 7.5 | — |
| redhat enterprise_linux_workstation | 6.0, 7.0 | — |
| mozilla thunderbird | v < 52.4.0 | 52.4.0 |
| debian debian_linux | 7.0, 8.0, 9.0 | — |
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