CVE-2017-11624 — MEDIUM (5.5)

Vulnerability 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 two consecutive calls to QPDFObjectHandle::parseInternal, aka an "infinite loop."

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Qpdf Project	Qpdf	6.0.0

Related Weaknesses (CWE)

CWE-835

References

http://somevulnsofadlab.blogspot.jp/2017/07/qpdfan-infinite-loop-in-libqpdf.htmlExploitThird Party Advisory
https://github.com/qpdf/qpdf/issues/117ExploitThird Party Advisory
https://usn.ubuntu.com/3638-1/
http://somevulnsofadlab.blogspot.jp/2017/07/qpdfan-infinite-loop-in-libqpdf.htmlExploitThird Party Advisory
https://github.com/qpdf/qpdf/issues/117ExploitThird Party Advisory
https://usn.ubuntu.com/3638-1/

FAQ

What is CVE-2017-11624?

CVE-2017-11624 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 Q...

How severe is CVE-2017-11624?

CVE-2017-11624 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-11624?

Check the references section above for vendor advisories and patch information. Affected products include: Qpdf Project Qpdf.