CVE-2017-12595

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.

Category

7.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.97% Top 25%
Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/qpdf/qpdf/issues/146 patch third party advisory issue tracking
https://usn.ubuntu.com/3638-1/ vendor advisory
https://github.com/qpdf/qpdf/commit/ad527a64f93dca12f6aabab2ca99ae5eb352ab4b patch third party advisory issue tracking

Frequently Asked Questions

What is the severity of CVE-2017-12595?
CVE-2017-12595 has been scored as a high severity vulnerability.
How to fix CVE-2017-12595?
To fix CVE-2017-12595, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-12595 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-12595 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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