CVE-2018-5744 Information

Description

A failure to free memory can occur when processing messages having a specific combination of EDNS options. Versions affected are: BIND 9.10.7 - 9.10.8-P1 9.11.3 - 9.11.5-P1 9.12.0 - 9.12.3-P1 and versions 9.10.7-S1 - 9.11.5-S3 of BIND 9 Supported Preview Edition. Versions 9.13.0 - 9.13.6 of the 9.13 development branch are also affected.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://kb.isc.org/docs/cve-2018-5744

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5