CVE-2017-7830
6.5
MEDIUM
CVSS 3.1
EPSS 0.86%
Description
The Resource Timing API incorrectly revealed navigations in cross-origin iframes. This is a same-origin policy violation and could allow for data theft of URLs loaded by users. This vulnerability affects Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.
How to fix CVE-2017-7830
To remediate CVE-2017-7830, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 52.5.0esr-1 or later
- —upgrade to 1:52.5.0-1 or later
Is CVE-2017-7830 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 52.5.0esr-1
- from 0, < 1:52.5.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |