CVE-2018-7648
9.8
CRITICAL
CVSS 3.1
EPSS 0.56%
Description
An issue was discovered in mj2/opj_mj2_extract.c in OpenJPEG 2.3.0. The output prefix was not checked for length, which could overflow a buffer, when providing a prefix with 50 or more characters on the command line.
How to fix CVE-2018-7648
To remediate CVE-2018-7648, upgrade the affected package to a fixed version below.
- Debian/openjpeg2—upgrade to 2.3.1-1 or later
Is CVE-2018-7648 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.3.1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |