CVE-2019-17005
thunderbird - security update
8.8
HIGH
CVSS 3.1
EPSS 2.5%
Description
The plain text serializer used a fixed-size array for the number of <ol> elements it could process; however it was possible to overflow the static-sized array leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.
How to fix CVE-2019-17005
To remediate CVE-2019-17005, upgrade the affected package to a fixed version below.
- —upgrade to 68.3.0esr-1 or later
- —upgrade to 68.3.0esr-1~deb8u1 or later
- —upgrade to 68.3.0esr-1~deb9u1 or later
- —upgrade to 1:68.3.0-1 or later
- —upgrade to 1:68.3.0-2~deb8u1 or later
- —upgrade to 1:68.3.0-2~deb9u1 or later
Is CVE-2019-17005 being exploited?
Low — EPSS is 2.5%, meaning exploitation activity has not been observed at scale.
Affected packages (6)
- from 0, < 68.3.0esr-1
- from 0, < 68.3.0esr-1~deb8u1
- from 0, < 68.3.0esr-1~deb9u1
- from 0, < 1:68.3.0-1
- from 0, < 1:68.3.0-2~deb8u1
- from 0, < 1:68.3.0-2~deb9u1
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 |