Vulnerability Details : CVE-2018-5686
Potential exploit
In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the pdf_parse_array function (pdf/pdf-parse.c) because EOF is not considered. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted pdf file.
Vulnerability category: Denial of service
Products affected by CVE-2018-5686
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:artifex:mupdf:1.12.0:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-5686
0.82%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 72 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-5686
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2018-5686
-
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-5686
-
https://security.gentoo.org/glsa/201811-15
MuPDF: Multiple vulnerabilities (GLSA 201811-15) — Gentoo securityThird Party Advisory
-
https://www.debian.org/security/2018/dsa-4334
Debian -- Security Information -- DSA-4334-1 mupdfThird Party Advisory
-
https://bugs.ghostscript.com/show_bug.cgi?id=698860
698860 – Infinite Loop in pdf_parse_array function (source/pdf/pdf-parse.c)Exploit;Issue Tracking;Third Party Advisory
-
https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=b70eb93f6936c03d8af52040bbca4d4a7db39079
mupdf.git - MuPDF library
-
https://lists.debian.org/debian-lts-announce/2019/06/msg00027.html
[SECURITY] [DLA 1838-1] mupdf security updateThird Party Advisory
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