CVE-2017-17858
7.8
HIGH
CVSS 3.1
EPSS 3.7%
Description
Heap-based buffer overflow in the ensure_solid_xref function in pdf/pdf-xref.c in Artifex MuPDF 1.12.0 allows a remote attacker to potentially execute arbitrary code via a crafted PDF file, because xref subsection object numbers are unrestricted.
How to fix CVE-2017-17858
To remediate CVE-2017-17858, upgrade the affected package to a fixed version below.
- Alpine/mupdf—upgrade to 1.13-r0 or later
Is CVE-2017-17858 being exploited?
Low — EPSS is 3.7%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.13-r0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |