CVE-2020-6797
Medium
Description
By downloading a file with the .fileloc extension, a semi-privileged extension could launch an arbitrary application on the user's computer. The attacker is restricted as they are unable to download non-quarantined files or supply command line arguments to the application, limiting the impact. Note: this issue only occurs on Mac OSX. Other operating systems are unaffected. This vulnerability affects Thunderbird < 68.5, Firefox < 73, and Firefox < ESR68.5.
SeverityMedium
CVSS4.3
Exploit probability—
Product
Mozilla Firefox
PublishedMar 2, 2020
First seenMar 2, 2020
How to fix
Update
- mozilla firefox73.0 or later
- mozilla firefox_esr68.5.0 or later
- mozilla thunderbird68.5.0 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla firefox | v < 73.0 | 73.0 |
| mozilla firefox_esr | v < 68.5.0 | 68.5.0 |
| mozilla thunderbird | v < 68.5.0 | 68.5.0 |
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