CVE-2018-3849
8.8
HIGH
CVSS 3.1
EPSS 1.6%
Description
In the ffghtb function in NASA CFITSIO 3.42, specially crafted images parsed via the library can cause a stack-based buffer overflow overwriting arbitrary data. An attacker can deliver an FIT image to trigger this vulnerability and potentially gain code execution.
How to fix CVE-2018-3849
To remediate CVE-2018-3849, upgrade the affected package to a fixed version below.
- Debian/cfitsio—upgrade to 3.430-1 or later
Is CVE-2018-3849 being exploited?
Low — EPSS is 1.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.430-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |