Improper input validation in Qpdf Project
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 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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.018 (77.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Qpdf Project — versions 6.0.0, 7.0.b1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/qpdf/qpdf/issues/146 (Patch, Third Party Advisory, Issue Tracking)
- usn.ubuntu.com/3638-1/ (vendor-advisory)
- github.com/qpdf/qpdf/commit/ad527a64f93dca12f6aabab2ca99ae5eb352ab4b (Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2017-12595?
- CVE-2017-12595 is a high-severity vulnerability in Qpdf Project, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2017-08-27.
- How severe is CVE-2017-12595?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2017-12595 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.