CVE-2018-18439
9.8
CRITICAL
CVSS 3.1
EPSS 0.42%
Description
DENX U-Boot through 2018.09-rc1 has a remotely exploitable buffer overflow via a malicious TFTP server because TFTP traffic is mishandled. Also, local exploitation can occur via a crafted kernel image.
How to fix CVE-2018-18439
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/u-boot—no fix listed
Is CVE-2018-18439 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0
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 |