CVE-2020-15673
thunderbird - security update
8.8
HIGH
CVSS 3.1
EPSS 0.87%
Description
Mozilla developers reported memory safety bugs present in Firefox 80 and Firefox ESR 78.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 81, Thunderbird < 78.3, and Firefox ESR < 78.3.
How to fix CVE-2020-15673
To remediate CVE-2020-15673, upgrade the affected package to a fixed version below.
- —upgrade to 78.3.0esr-1 or later
- —upgrade to 78.3.0esr-1~deb9u1 or later
- —upgrade to 78.3.0esr-1~deb10u1 or later
- —upgrade to 1:78.3.1-1 or later
- —upgrade to 1:78.3.1-2~deb9u1 or later
- —upgrade to 1:78.3.1-2~deb10u2 or later
Is CVE-2020-15673 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (6)
- from 0, < 78.3.0esr-1
- from 0, < 78.3.0esr-1~deb9u1
- from 0, < 78.3.0esr-1~deb10u1
- from 0, < 1:78.3.1-1
- from 0, < 1:78.3.1-2~deb9u1
- from 0, < 1:78.3.1-2~deb10u2
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 |