CVE-2018-5744

HIGH

BIND <9.12.4 - Memory Corruption

Title source: llm

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.

References (1)

[Vendor Advisory] https://kb.isc.org/docs/cve-2018-5744

Scores

CVSS v3 7.5

EPSS 0.0444

EPSS Percentile 88.9%

Attack Vector NETWORK

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

Classification

CWE

CWE-772

Status published

Affected Products (13)

isc/bind < 9.10.8

isc/bind

Timeline

Published Oct 09, 2019

Tracked Since Feb 18, 2026