What’s Vulnerable › Vulnerabilities

CVE-2017-17858

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-01-22 · updated 2026-06-17
• Weakness: CWE-119

Description

Heap-based buffer overflow in the ensure_solid_xref function in pdf/pdf-xref.c in Artifex MuPDF 1.12.0 allows a remote attacker to potentially execute arbitrary code via a crafted PDF file, because xref subsection object numbers are unrestricted.

Affected products

• Artifex MuPDF: 1.12.0

References

• http://git.ghostscript.com/?p=mupdf.git%3Ba=commit%3Bh=55c3f68d638ac1263a386e0aaa004bb6e8bde731
• https://bugs.ghostscript.com/show_bug.cgi?id=698819
• https://github.com/mzet-/Security-Advisories/blob/master/mzet-adv-2017-01.md
• https://security.gentoo.org/glsa/201811-15
• http://git.ghostscript.com/?p=mupdf.git%3Ba=commit%3Bh=55c3f68d638ac1263a386e0aaa004bb6e8bde731
• https://bugs.ghostscript.com/show_bug.cgi?id=698819
• https://github.com/mzet-/Security-Advisories/blob/master/mzet-adv-2017-01.md
• https://security.gentoo.org/glsa/201811-15

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