CVE-2018-18584
libmspack - security update
6.5
MEDIUM
CVSS 3.1
EPSS 5.8%
Description
In mspack/cab.h in libmspack before 0.8alpha and cabextract before 1.8, the CAB block input buffer is one byte too small for the maximal Quantum block, leading to an out-of-bounds write.
How to fix CVE-2018-18584
To remediate CVE-2018-18584, upgrade the affected package to a fixed version below.
- Alpine/cabextract—upgrade to 1.8-r0 or later
- —upgrade to 0.8_alpha-r0 or later
- —upgrade to 1.4-5 or later
- —upgrade to 0.8-1 or later
- —upgrade to 0.5-1+deb8u3 or later
Is CVE-2018-18584 being exploited?
Moderate — EPSS is 5.8%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (5)
- from 0, < 1.8-r0
- from 0, < 0.8_alpha-r0
- from 0, < 1.4-5
- from 0, < 0.8-1
- from 0, < 0.5-1+deb8u3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |