CVE-2022-2929 MEDIUM

CVE-2022-2929: DHCP memory leak

Vendor Isc
Product ISC DHCP
Published October 7, 2022
Last update September 16, 2024

CVSS base score

6.5/10
Attack vector Adjacent
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity None

CVSS vector

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

What the vulnerability does

01Description

In ISC DHCP 1.0 -> 4.4.3, ISC DHCP 4.1-ESV-R1 -> 4.1-ESV-R16-P1 a system with access to a DHCP server, sending DHCP packets crafted to include fqdn labels longer than 63 bytes, could eventually cause the server to run out of memory.

Key dates

02Disclosure timeline

October 7, 2022 CVE published
September 16, 2024 Record updated