CVE-2018-5178
8.1
HIGH
CVSS 3.1
EPSS 18.2%
Description
A buffer overflow was found during UTF8 to Unicode string conversion within JavaScript with extremely large amounts of data. This vulnerability requires the use of a malicious or vulnerable legacy extension in order to occur. This vulnerability affects Thunderbird ESR < 52.8, Thunderbird < 52.8, and Firefox ESR < 52.8.
How to fix CVE-2018-5178
To remediate CVE-2018-5178, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 52.8.0esr-1 or later
- —upgrade to 1:52.8.0-1 or later
Is CVE-2018-5178 being exploited?
Moderate — EPSS is 18.2%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 52.8.0esr-1
- from 0, < 1:52.8.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |