CVE-2018-5744
7.5
HIGH
CVSS 3.1
EPSS 4.4%
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.
How to fix CVE-2018-5744
To remediate CVE-2018-5744, upgrade the affected package to a fixed version below.
- —upgrade to 9.12.3_p4-r0 or later
- —upgrade to 1:9.11.5.P4+dfsg-1 or later
Is CVE-2018-5744 being exploited?
Low — EPSS is 4.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 9.12.3_p4-r0
- from 0, < 1:9.11.5.P4+dfsg-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |