CVE-2017-5429
firefox-esr - security update
9.8
CRITICAL
CVSS 3.1
EPSS 1.2%
Description
Memory safety bugs were reported in Firefox 52, Firefox ESR 45.8, Firefox ESR 52, and Thunderbird 52. 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 < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.
How to fix CVE-2017-5429
To remediate CVE-2017-5429, upgrade the affected package to a fixed version below.
- —upgrade to 45.9.0esr-1 or later
- —upgrade to 45.9.0esr-1~deb7u1 or later
- —upgrade to 45.9.0esr-1~deb8u1 or later
Is CVE-2017-5429 being exploited?
Low — EPSS is 1.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 45.9.0esr-1
- from 0, < 45.9.0esr-1~deb7u1
- from 0, < 45.9.0esr-1~deb8u1
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 |