Vulnerability Monitor

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CVE-2017-14686

Artifex MuPDF 1.11 allows attackers to execute arbitrary code or cause a denial of service via a crafted .xps file, related to a "User Mode Write AV near NULL starting at wow64!Wow64NotifyDebugger+0x000000000000001d" on Windows. This occurs because read_zip_dir_imp in fitz/unzip.c does not check whether size fields in a ZIP entry are negative numbers.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.8, requiring local system access to exploit with relatively low complexity though user interaction is required and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 2 products from artifex, from microsoft organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2017, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2017-09-22T06:29:00.267

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

6.4

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	artifex	mupdf	1.11	Yes
Operating System	microsoft	windows	*	No

References

http://git.ghostscript.com/?p=mupdf.git%3Bh=0f0fbc07d9be31f5e83ec5328d7311fdfd8328b1 ([email protected])
http://www.debian.org/security/2017/dsa-4006 ([email protected])
https://bugs.ghostscript.com/show_bug.cgi?id=698540 Exploit, Third Party Advisory ([email protected])
https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-14686 Third Party Advisory ([email protected])
http://git.ghostscript.com/?p=mupdf.git%3Bh=0f0fbc07d9be31f5e83ec5328d7311fdfd8328b1 (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2017/dsa-4006 (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.ghostscript.com/show_bug.cgi?id=698540 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-14686 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For artifex's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.