CVE-2018-5188
9.8
CRITICAL
CVSS 3.1
EPSS 4.7%
Description
Memory safety bugs present in Firefox 60, Firefox ESR 60, and Firefox ESR 52.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.
How to fix CVE-2018-5188
To remediate CVE-2018-5188, upgrade the affected package to a fixed version below.
- —upgrade to 52.9.0esr-1 or later
- —upgrade to 1:52.9.0-1 or later
Is CVE-2018-5188 being exploited?
Low — EPSS is 4.7%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 52.9.0esr-1
- from 0, < 1:52.9.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |