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CVE-2023-28488

Publication date 12 April 2023

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

client.c in gdhcp in ConnMan through 1.41 could be used by network-adjacent attackers (operating a crafted DHCP server) to cause a stack-based buffer overflow and denial of service, terminating the connman process.

Status

Package Ubuntu Release Status
connman 23.04 lunar
Fixed 1.41-2ubuntu0.23.04.1
22.10 kinetic Ignored end of life, was needed
22.04 LTS jammy
Fixed 1.36-2.3ubuntu0.1
20.04 LTS focal
Fixed 1.36-2ubuntu0.1
18.04 LTS bionic
16.04 LTS xenial
14.04 LTS trusty Ignored end of standard support

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Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Adjacent
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H