CVE-2018-18511
thunderbird - security update
4.3
MEDIUM
CVSS 3.1
EPSS 0.81%
Description
Cross-origin images can be read from a canvas element in violation of the same-origin policy using the transferFromImageBitmap method. *Note: This only affects Firefox 65. Previous versions are unaffected.*. This vulnerability affects Firefox < 65.0.1.
How to fix CVE-2018-18511
To remediate CVE-2018-18511, upgrade the affected package to a fixed version below.
- —upgrade to 60.7.0esr-1 or later
- —upgrade to 60.7.0esr-1~deb8u1 or later
- —upgrade to 60.7.0esr-1~deb9u1 or later
- —upgrade to 1:60.7.0-1 or later
- —upgrade to 1:60.7.0-1~deb8u1 or later
- —upgrade to 1:60.7.0-1~deb9u1 or later
Is CVE-2018-18511 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (6)
- from 0, < 60.7.0esr-1
- from 0, < 60.7.0esr-1~deb8u1
- from 0, < 60.7.0esr-1~deb9u1
- from 0, < 1:60.7.0-1
- from 0, < 1:60.7.0-1~deb8u1
- from 0, < 1:60.7.0-1~deb9u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |