CVE-2019-7321: artifex mupdf Out-of-bounds Write
CVSS: 9.8v3.0CriticalModified
Published 13-06-2019Last modified 11-09-2024
Vulnerability summary
CVE-2019-7321 is a critical (CVSS 9.8) Out-of-bounds Write vulnerability in artifex mupdf. EPSS estimates a 3.21% chance of exploitation in the next 30 days, higher than 88% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.0 (NVD)EPSS score
3.21%
0%100%
Low · +0.37 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 13-06-2019PublishedVulnerability first disclosed.
- 11-09-2024Last modifiedVulnerability information updated.
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 metrics
2 scores · 1 source · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
3.21%
Chance of exploitation in the next 30 days
Percentile
88%
Versus all other CVEs
30-day change
+0.37 pp
From 2.85% on 21-09-2026
21-09-202621-10-2026
EPSS score3.21%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Artifex1 product
- mupdf1.14.0
1 vendor · 1 product