CVE-2018-5744 — HIGH (7.5) — White Hats Nepal

Vulnerability 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 Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Isc	Bind	>= 9.10.7, < 9.10.8

Related Weaknesses (CWE)

CWE-772

References

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

FAQ

What is CVE-2018-5744?

CVE-2018-5744 is a vulnerability with a CVSS score of 7.5 (HIGH). 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, an...

How severe is CVE-2018-5744?

CVE-2018-5744 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-5744?

Check the references section above for vendor advisories and patch information. Affected products include: Isc Bind.