Vulnerability Details : CVE-2018-1000051
Artifex Mupdf version 1.12.0 contains a Use After Free vulnerability in fz_keep_key_storable that can result in DOS / Possible code execution. This attack appear to be exploitable via Victim opens a specially crafted PDF.
Vulnerability category: Memory CorruptionDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2018-1000051
Probability of exploitation activity in the next 30 days: 0.23%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 60 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-1000051
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2018-1000051
-
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-1000051
-
https://security.gentoo.org/glsa/201811-15
MuPDF: Multiple vulnerabilities (GLSA 201811-15) — Gentoo securityThird Party Advisory
-
https://bugs.ghostscript.com/show_bug.cgi?id=698825
698825 – ASAN/valgrind complaint when rendering documentIssue Tracking;Patch
-
https://bugs.ghostscript.com/show_bug.cgi?id=698873
698873 – AddressSanitizer: heap-use-after-free (/usr/local/bin/mupdf-gl+0x63a1ea) in fz_keep_key_storableExploit;Issue Tracking;Third Party Advisory
-
https://www.debian.org/security/2018/dsa-4152
Debian -- Security Information -- DSA-4152-1 mupdfThird Party Advisory
Products affected by CVE-2018-1000051
- 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:*:*:*:*:*:*:*