CVE-2018-18439
CVE-2018-18439, security advisory, novell, suse linux, suse, security, cve

CVE-2018-18439

Common Vulnerabilities and Exposures

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Upstream information

CVE-2018-18439 at MITRE

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.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 10
Vector AV:N/AC:L/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 9.8 7
Vector AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector Network Local
Access Complexity Low High
Privileges Required None Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High High
Integrity Impact High High
Availability Impact High High
CVSSv3 Version 3.0 3.0
SUSE Bugzilla entry: 1114507 [RESOLVED / INVALID]

No SUSE Security Announcements cross referenced.


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise High Performance Computing 12 u-boot Not affected
SUSE Linux Enterprise Module for Basesystem 15 GA u-boot Not affected
SUSE Linux Enterprise Server 12 SP3 u-boot Not affected
SUSE Linux Enterprise Server 12 SP4 u-boot Not affected