Unrated severityNVD Advisory· Published Apr 4, 2023· Updated Nov 4, 2025
CVE-2023-29323
CVE-2023-29323
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- OpenBSD/smtpddescription
Patches
Vulnerability mechanics
References
9- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GZBNQBHCM6PIOUR6I5GEQS35XYT2NX6T/mitrevendor-advisory
- cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/envelope.c.diffmitre
- cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/envelope.c.diffmitre
- cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/envelope.c.diffmitre
- ftp.openbsd.org/pub/OpenBSD/patches/7.1/common/024_smtpd.patch.sigmitre
- ftp.openbsd.org/pub/OpenBSD/patches/7.2/common/020_smtpd.patch.sigmitre
- github.com/OpenSMTPD/OpenSMTPD/commit/41d0eae481f538956b1f1fbadfb535043454061fmitre
- github.com/openbsd/src/commit/f748277ed1fc7065ae8998d61ed78b9ab1e55faemitre
- security.netapp.com/advisory/ntap-20230526-0006/mitre
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