Critical severity · published Jun 13, 2019
CVE-2019-7321
Usage of an uninitialized variable in the function fz_load_jpeg in Artifex MuPDF 1.14 can result in a heap overflow vulnerability that allows an attacker to execute arbitrary code
9.8
CVSS
3.2%
EPSS
No
On KEV
Description
Usage of an uninitialized variable in the function fz_load_jpeg in Artifex MuPDF 1.14 can result in a heap overflow vulnerability that allows an attacker to execute arbitrary code.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.2% · higher than 88% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MU
Mupdf · Artifex
1.14.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-7321
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-7321
bugs.ghostscript.com
https://bugs.ghostscript.com/show_bug.cgi?id=700560
cgit.ghostscript.com
https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=2be83b57e77938fddbb06bdffb11979ad89a9c7d
Patch
https://github.com/ereisr00/bagofbugz/tree/master/MuPDF/700560
More from Mupdf
9.8
CVE-2016-6525
Heap-based buffer overflow in the pdf_load_mesh_params function in pdf/pdf-shade.c in MuPDF allows remote attackers to cause a denial of service (crash) or execute arbitrary code…
7.8
CVE-2020-16600
A Use After Free vulnerability exists in Artifex Software, Inc
7.8
CVE-2012-5340
SumatraPDF 2.1.1/MuPDF 1.0 allows remote attackers to cause an Integer Overflow in the lex_number() function via a corrupt PDF file
7.8
CVE-2019-13290
Artifex MuPDF 1.15.0 has a heap-based buffer overflow in fz_append_display_node located at fitz/list-device.c, allowing remote attackers to execute arbitrary code via a crafted…
7.8
CVE-2018-1000038
In Artifex MuPDF 1.12.0 and earlier, a stack buffer overflow in function pdf_lookup_cmap_full in pdf/pdf-cmap.c could allow an attacker to execute arbitrary code via a crafted…