CVE-2018-18020

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Source
https://cve.org/CVERecord?id=CVE-2018-18020
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-18020.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2018-18020
Downstream
Published
2018-10-06T14:29:00.660Z
Modified
2026-04-11T18:45:35.892911Z
Severity
  • 3.3 (Low) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Git / github.com/qpdf/qpdf

Affected ranges

Type
GIT
Repo
https://github.com/qpdf/qpdf
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
6ee761fc860fe6b22d8c46f250d09b8cfdd1986f
Database specific 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "8.2.1"
        }
    ],
    "source": "CPE_FIELD",
    "cpe": "cpe:2.3:a:qpdf_project:qpdf:8.2.1:*:*:*:*:*:*:*"
}

Affected versions

release-qpdf-2.*
release-qpdf-2.0
release-qpdf-2.0.1
release-qpdf-2.0.2
release-qpdf-2.0.3
release-qpdf-2.0.4
release-qpdf-2.0.5
release-qpdf-2.0.6
release-qpdf-2.1
release-qpdf-2.1.1
release-qpdf-2.1.2
release-qpdf-2.1.3
release-qpdf-2.1.4
release-qpdf-2.1.5
release-qpdf-2.1.rc1
release-qpdf-2.2.0
release-qpdf-2.2.1
release-qpdf-2.2.2
release-qpdf-2.2.3
release-qpdf-2.2.4
release-qpdf-2.2.rc1
release-qpdf-2.3.0
release-qpdf-2.3.1
release-qpdf-3.*
release-qpdf-3.0.0
release-qpdf-3.0.1
release-qpdf-3.0.2
release-qpdf-3.0.rc1
release-qpdf-4.*
release-qpdf-4.0.0
release-qpdf-4.0.1
release-qpdf-4.1.0
release-qpdf-4.2.0
release-qpdf-5.*
release-qpdf-5.0.0
release-qpdf-5.0.1
release-qpdf-5.1.0
release-qpdf-5.1.1
release-qpdf-5.1.2
release-qpdf-5.1.3
release-qpdf-5.2.0
release-qpdf-6.*
release-qpdf-6.0.0
release-qpdf-7.*
release-qpdf-7.0.0
release-qpdf-7.0.b1
release-qpdf-7.1.0
release-qpdf-7.1.1
release-qpdf-8.*
release-qpdf-8.0.0
release-qpdf-8.0.1
release-qpdf-8.0.2
release-qpdf-8.0.a1
release-qpdf-8.0.rc1
release-qpdf-8.0.rc2
release-qpdf-8.0.rc3
release-qpdf-8.1.0
release-qpdf-8.2.0
release-qpdf-8.2.1

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-18020.json"