CVE-2020-15677
Medium
Description
By exploiting an Open Redirect vulnerability on a website, an attacker could have spoofed the site displayed in the download file dialog to show the original site (the one suffering from the open redirect) rather than the site the file was actually downloaded from. This vulnerability affects Firefox < 81, Thunderbird < 78.3, and Firefox ESR < 78.3.
SeverityMedium
CVSS6.1
Exploit probability—
Product
Mozilla Firefox
PublishedOct 1, 2020
First seenOct 1, 2020
How to fix
Update
- mozilla firefox81.0 or later
- mozilla firefox_esr78.3 or later
- mozilla thunderbird78.3 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla firefox | v < 81.0 | 81.0 |
| mozilla firefox_esr | v < 78.3 | 78.3 |
| mozilla thunderbird | v < 78.3 | 78.3 |
| debian debian_linux | 9.0, 10.0 | — |
| opensuse leap | 15.1, 15.2 | — |
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