CVE-2016-9904
High
Description
An attacker could use a JavaScript Map/Set timing attack to determine whether an atom is used by another compartment/zone in specific contexts. This could be used to leak information, such as usernames embedded in JavaScript code, across websites. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Mozilla Firefox
PublishedJun 11, 2018
First seenJun 11, 2018
How to fix
Update
- mozilla firefox45.6.0, 51.0 or later
- mozilla thunderbird45.6.0 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla firefox | v < 45.6.0, v < 51.0 | 45.6.0, 51.0 |
| redhat enterprise_linux_desktop | 5.0, 6.0, 7.0 | — |
| redhat enterprise_linux_server | 5.0, 6.0, 7.0 | — |
| redhat enterprise_linux_workstation | 5.0, 6.0, 7.0 | — |
| debian debian_linux | 8.0 | — |
| mozilla thunderbird | v < 45.6.0 | 45.6.0 |
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