CVE-2018-5117
5.3
MEDIUM
CVSS 3.1
EPSS 2.7%
Description
If right-to-left text is used in the addressbar with left-to-right alignment, it is possible in some circumstances to scroll this text to spoof the displayed URL. This issue could result in the wrong URL being displayed as a location, which can mislead users to believe they are on a different site than the one loaded. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.
How to fix CVE-2018-5117
To remediate CVE-2018-5117, upgrade the affected package to a fixed version below.
- —upgrade to 52.6.0esr-1 or later
- —upgrade to 1:52.6.0-1 or later
Is CVE-2018-5117 being exploited?
Low — EPSS is 2.7%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 52.6.0esr-1
- from 0, < 1:52.6.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |