CVE-2023-29323

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

04/04/2023

Last modified:

04/11/2025

Description

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.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.80

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:opensmtpd:opensmtpd::::::::		7.0.0 (excluding)
cpe:2.3:o:openbsd:openbsd:7.1:::::::*
cpe:2.3:o:openbsd:openbsd:7.2:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2023-29323

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools