Vulnerability Details : CVE-2023-29323
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.
Products affected by CVE-2023-29323
- cpe:2.3:o:openbsd:openbsd:7.2:*:*:*:*:*:*:*
- cpe:2.3:o:openbsd:openbsd:7.1:*:*:*:*:*:*:*
- cpe:2.3:a:opensmtpd:opensmtpd:*:*:*:*:*:*:*:*
Threat overview for CVE-2023-29323
Top countries where our scanners detected CVE-2023-29323
Top open port discovered on systems with this issue
22
IPs affected by CVE-2023-29323 714,154
Threat actors abusing to this issue?
Yes
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affected by CVE-2023-29323!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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Exploit prediction scoring system (EPSS) score for CVE-2023-29323
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 14 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-29323
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
References for CVE-2023-29323
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GZBNQBHCM6PIOUR6I5GEQS35XYT2NX6T/
[SECURITY] Fedora 40 Update: opensmtpd-7.4.0p1-1.fc40 - package-announce - Fedora Mailing-Lists
-
https://github.com/openbsd/src/commit/f748277ed1fc7065ae8998d61ed78b9ab1e55fae
smtpd(8) could abort due to a connection from a local, scoped ipv6 ad… · openbsd/src@f748277 · GitHubPatch
-
https://ftp.openbsd.org/pub/OpenBSD/patches/7.2/common/020_smtpd.patch.sig
Patch
-
https://github.com/OpenSMTPD/OpenSMTPD/commit/41d0eae481f538956b1f1fbadfb535043454061f
bump version to 7.0.0 · OpenSMTPD/OpenSMTPD@41d0eae · GitHubPatch
-
https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/envelope.c.diff?r1=1.49&r2=1.49.4.1&f=h
src/usr.sbin/smtpd/envelope.c - diff - 1.49.4.1Product
-
https://security.netapp.com/advisory/ntap-20230526-0006/
CVE-2023-29323 OpenBSD Vulnerability in NetApp Products | NetApp Product Security
-
https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/envelope.c.diff?r1=1.50&r2=1.50.4.1&f=h
src/usr.sbin/smtpd/envelope.c - diff - 1.50.4.1Product
-
https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/envelope.c.diff?r1=1.50&r2=1.51&f=h
src/usr.sbin/smtpd/envelope.c - diff - 1.51Product
-
https://ftp.openbsd.org/pub/OpenBSD/patches/7.1/common/024_smtpd.patch.sig
Patch
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