CVE-2018-9918
7.8
HIGH
CVSS 3.1
EPSS 0.40%
Description
libqpdf.a in QPDF through 8.0.2 mishandles certain "expected dictionary key but found non-name object" cases, allowing remote attackers to cause a denial of service (stack exhaustion), related to the QPDFObjectHandle and QPDF_Dictionary classes, because nesting in direct objects is not restricted.
How to fix CVE-2018-9918
To remediate CVE-2018-9918, upgrade the affected package to a fixed version below.
- Debian/qpdf—upgrade to 8.0.2-3 or later
Is CVE-2018-9918 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 8.0.2-3
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 |