High severity · published Apr 24, 2018
CVE-2016-8729
An exploitable memory corruption vulnerability exists in the JBIG2 parser of Artifex MuPDF 1.9
7.8
CVSS
1.5%
EPSS
No
On KEV
Description
An exploitable memory corruption vulnerability exists in the JBIG2 parser of Artifex MuPDF 1.9. A specially crafted PDF can cause a negative number to be passed to a memset resulting in memory corruption and potential code execution. An attacker can specially craft a PDF and send to the victim to trigger this vulnerability.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 74% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MU
Mupdf · Artifex
1.9 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-8729
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-8729
Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2016-0243
bugs.ghostscript.com
https://bugs.ghostscript.com/show_bug.cgi?id=697395
cgit.ghostscript.com
https://cgit.ghostscript.com/cgi-bin/cgit.cgi/jbig2dec.git/commit/?id=e698d5c11d27212aa1098bc5b1673a3378563092
cgit.ghostscript.com
https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=1a7ef61410884daff8ff8391ddcecc3102acd989
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