CVE-2019-11703
thunderbird - security update
9.8
CRITICAL
CVSS 3.1
EPSS 8.2%
Description
A flaw in Thunderbird's implementation of iCal causes a heap buffer overflow in parser_get_next_char when processing certain email messages, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7.1.
How to fix CVE-2019-11703
To remediate CVE-2019-11703, upgrade the affected package to a fixed version below.
- Debian/thunderbird—upgrade to 1:60.7.1-1 or later
- —upgrade to 1:60.7.1-1~deb8u1 or later
- —upgrade to 1:60.7.1-1~deb9u1 or later
Is CVE-2019-11703 being exploited?
Moderate — EPSS is 8.2%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (3)
- from 0, < 1:60.7.1-1
- from 0, < 1:60.7.1-1~deb8u1
- from 0, < 1:60.7.1-1~deb9u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |