CVE-2023-29323

Published: 4 April 2023

ascii_load_sockaddr in smtpd in OpenBSD before 7.1 errata 024 and 7.2 before errata 020, and OpenSMTPD Portable before 7.0.0-portable commit f748277, can abort upon a connection from a local, scoped IPv6 address.

Priority

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package	Release	Status
opensmtpd Launchpad, Ubuntu, Debian	bionic	Needed
	focal	Needed
	jammy	Needed
	kinetic	Ignored (end of life, was needed)
	lunar	Ignored (end of life, was needs-triage)
	mantic	Needs triage
	noble	Needs triage
	trusty	Needed
	upstream	Needs triage
	xenial	Needed

Severity score breakdown

Parameter	Value
Base score	7.8
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

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