CVE-2018-18020

EUVD-2018-9759
In QPDF 8.2.1, in libqpdf/QPDFWriter.cc, QPDFWriter::unparseObject and QPDFWriter::unparseChild have recursive calls for a long time, which allows remote attackers to cause a denial of service via a crafted PDF file.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
3.3 LOW
LOCAL
LOW
NONE
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 28%
Affected Products (NVD)
VendorProductVersion
qpdf_projectqpdf
8.2.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
qpdf
bookworm
11.3.0-1+deb12u1
fixed
bullseye
10.1.0-1
fixed
jessie
no-dsa
sid
11.9.1-1
fixed
stretch
no-dsa
trixie
11.9.1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
qpdf
bionic
Fixed 8.0.2-3ubuntu0.1
released
cosmic
ignored
disco
ignored
eoan
ignored
focal
not-affected
groovy
ignored
hirsute
not-affected
impish
not-affected
jammy
not-affected
trusty
dne
xenial
Fixed 8.0.2-3~16.04.1+esm1
released
Common Weakness Enumeration
References
https://github.com/qpdf/qpdf/issues/243
https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html
https://github.com/qpdf/qpdf/issues/243
https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html