CVE-2019-11752
8.8
HIGH
CVSS 3.1
EPSS 0.74%
Description
It is possible to delete an IndexedDB key value and subsequently try to extract it during conversion. This results in a use-after-free and a potentially exploitable crash. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.
How to fix CVE-2019-11752
To remediate CVE-2019-11752, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 68.1.0esr-1 or later
- —upgrade to 1:60.9.0-1 or later
Is CVE-2019-11752 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 68.1.0esr-1
- from 0, < 1:60.9.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |