High severity · published Aug 27, 2017
CVE-2017-12595
The tokenizer in QPDF 6.0.0 and 7.0.b1 is recursive for arrays and dictionaries, which allows remote attackers to cause a denial of service (stack consumption and segmentation…
7.8
CVSS
1.8%
EPSS
No
On KEV
Description
The tokenizer in QPDF 6.0.0 and 7.0.b1 is recursive for arrays and dictionaries, which allows remote attackers to cause a denial of service (stack consumption and segmentation fault) or possibly have unspecified other impact via a PDF document with a deep data structure, as demonstrated by a crash in QPDFObjectHandle::parseInternal in libqpdf/QPDFObjectHandle.cc.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QP
Qpdf · Qpdf Project
6.0.0; 7.0.b1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-12595
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-12595
Issue Tracking
https://github.com/qpdf/qpdf/commit/ad527a64f93dca12f6aabab2ca99ae5eb352ab4b
Issue Tracking
https://github.com/qpdf/qpdf/issues/146
usn.ubuntu.com
https://usn.ubuntu.com/3638-1/
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