CVE-2018-18439

moderate-risk
Published 2018-11-20

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.

Do I need to act?

-
0.38% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Denx

References (2)

Exploit http://www.openwall.com/lists/oss-security/2018/11/02/2
Exploit http://www.openwall.com/lists/oss-security/2018/11/02/2
40
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 1/34 · Minimal
Exposure 7/34 · Low