CVE-2020-18768
tiff - security update
5.5
MEDIUM
CVSS 3.1
EPSS 0.03%
Description
There exists one heap buffer overflow in _TIFFmemcpy in tif_unix.c in libtiff 4.0.10, which allows an attacker to cause a denial-of-service through a crafted tiff file.
How to fix CVE-2020-18768
To remediate CVE-2020-18768, upgrade the affected package to a fixed version below.
- Debian/tiff—upgrade to 4.0.10+git190814-1 or later
- —upgrade to 4.0.8-2+deb9u7 or later
Is CVE-2020-18768 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.0.10+git190814-1
- from 0, < 4.0.8-2+deb9u7
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |