CVE-2017-11626 Information

Description

A stack-consumption vulnerability was found in libqpdf in QPDF 6.0.0 which allows attackers to cause a denial of service via a crafted file related to the QPDFTokenizer::resolveLiteral function in QPDFTokenizer.cc after four consecutive calls to QPDFObjectHandle::parseInternal aka an \infinite loop.\

CVSS Vector

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

Reference

http://somevulnsofadlab.blogspot.jp/2017/07/qpdfan-infinite-loop-in-libqpdf_65.html https://github.com/qpdf/qpdf/issues/119 https://usn.ubuntu.com/3638-1/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5