CVE-2018-18456
5.5
MEDIUM
CVSS 3.1
EPSS 0.53%
Description
The function Object::isName() in Object.h (called from Gfx::opSetFillColorN) in Xpdf 4.00 allows remote attackers to cause a denial of service (stack-based buffer over-read) via a crafted pdf file, as demonstrated by pdftoppm.
How to fix CVE-2018-18456
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/xpdf—no fix listed
Is CVE-2018-18456 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |