CVE-2018-6187

low-risk

Published 2018-01-24

In Artifex MuPDF 1.12.0, there is a heap-based buffer overflow vulnerability in the do_pdf_save_document function in the pdf/pdf-write.c file. Remote attackers could leverage the vulnerability to cause a denial of service via a crafted pdf file.

Do I need to act?

0.46% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (2)

Mupdf

Debian Linux

Affected Vendors

Debian Artifex

References (9)

Third Party Advisory http://www.securityfocus.com/bid/102823

Exploit https://bugs.ghostscript.com/show_bug.cgi?id=698908

https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=3e30fbb7bf5ef...

Third Party Advisory https://security.gentoo.org/glsa/201811-15

Third Party Advisory https://www.debian.org/security/2018/dsa-4334

Third Party Advisory http://www.securityfocus.com/bid/102823

Exploit https://bugs.ghostscript.com/show_bug.cgi?id=698908

Third Party Advisory https://security.gentoo.org/glsa/201811-15

Third Party Advisory https://www.debian.org/security/2018/dsa-4334

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low-risk

Severity 18/34 · Moderate

Exploitability 2/34 · Minimal

Exposure 7/34 · Low