CVE-2023-29323

2023-04-0423:15:07

Debian Security Bug Tracker

security-tracker.debian.org

openbsd

opensmtpd portable

vulnerability

ascii_load_sockaddr

ipv6

unix

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

5.1%

JSON

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.

OSVersionArchitecturePackageVersionFilename
Debian12allopensmtpd<= 6.8.0p2-4opensmtpd_6.8.0p2-4_all.deb
Debian11allopensmtpd<= 6.8.0p2-3opensmtpd_6.8.0p2-3_all.deb
Debian10allopensmtpd<= 6.0.3p1-5+deb10u4opensmtpd_6.0.3p1-5+deb10u4_all.deb
Debian999allopensmtpd< 7.3.0p1-1opensmtpd_7.3.0p1-1_all.deb
Debian13allopensmtpd< 7.3.0p1-1opensmtpd_7.3.0p1-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	opensmtpd	<= 6.8.0p2-4	opensmtpd_6.8.0p2-4_all.deb
Debian	11	all	opensmtpd	<= 6.8.0p2-3	opensmtpd_6.8.0p2-3_all.deb
Debian	10	all	opensmtpd	<= 6.0.3p1-5+deb10u4	opensmtpd_6.0.3p1-5+deb10u4_all.deb
Debian	999	all	opensmtpd	< 7.3.0p1-1	opensmtpd_7.3.0p1-1_all.deb
Debian	13	all	opensmtpd	< 7.3.0p1-1	opensmtpd_7.3.0p1-1_all.deb