CVE-2023-28488

Published: 12 April 2023

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.

Priority

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package	Release	Status
connman Launchpad, Ubuntu, Debian	trusty	Ignored (end of standard support)
	xenial	Released (1.21-1.2+deb8u1ubuntu0.1~esm1) Available with Ubuntu Pro
	bionic	Released (1.35-6ubuntu0.1~esm1) Available with Ubuntu Pro
	focal	Released (1.36-2ubuntu0.1)
	jammy	Released (1.36-2.3ubuntu0.1)
	kinetic	Ignored (end of life, was needed)
	upstream	Needs triage
	lunar	Released (1.41-2ubuntu0.23.04.1)

Severity score breakdown

Parameter	Value
Base score	6.5
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

References

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