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CVE-2018-18439

Good to know:

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Date: November 20, 2018

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.

Language: C

Severity Score

Related Resources (5)

https://nvd.nist.gov/vuln/detail/CVE-2018-18439
http://www.openwall.com/lists/oss-security/2018/11/02/2
https://security-tracker.debian.org/tracker/CVE-2018-18439
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-18439
https://www.mend.io/vulnerability-database/CVE-2018-18439

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

Top Fix

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Upgrade Version

Upgrade to version v2018.09-rc1

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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