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CVE-2017-18183

19
FAUCET Score

CVE-2017-18183 describes an infinite loop vulnerability in the QPDFWriter::enqueueObject() function within QPDF versions prior to 7.0.0. This flaw, rated Medium severity (CVSS 5.5), can lead to a denial of service (availability impact) through local interaction, requiring user intervention to trigger. There is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 7.0.0CPE matchmatch criteria
cpe:2.3:a:qpdf_project:qpdf:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.18%
Probability of exploitation in next 30 days
EPSS Percentile
64.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0118 is in the 75th percentile among its peer group of 5,765 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: qpdf

Vendor Advisories (1)

redhatCVE-2017-18183Low

qpdf: Infinite Loop in QPDFWriter::enqueueObject in libqpdf/QPDFWriter.cc

Aug 12, 2017

References

github.com / qpdf/qpdf/commit/8249a26d69f72b9cda584c14cc3f12769985e481
PatchThird Party Advisory
github.com / qpdf/qpdf/issues/143
Third Party Advisory
usn.ubuntu.com / 3638-1