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.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/envelope.c.diff?r1=1.49&r2=1.49.4.1&f=h	Product
https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/envelope.c.diff?r1=1.50&r2=1.50.4.1&f=h	Product
https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/envelope.c.diff?r1=1.50&r2=1.51&f=h	Product
https://ftp.openbsd.org/pub/OpenBSD/patches/7.1/common/024_smtpd.patch.sig	Patch
https://ftp.openbsd.org/pub/OpenBSD/patches/7.2/common/020_smtpd.patch.sig	Patch
https://github.com/OpenSMTPD/OpenSMTPD/commit/41d0eae481f538956b1f1fbadfb535043454061f	Patch
https://github.com/openbsd/src/commit/f748277ed1fc7065ae8998d61ed78b9ab1e55fae	Patch
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GZBNQBHCM6PIOUR6I5GEQS35XYT2NX6T/
https://security.netapp.com/advisory/ntap-20230526-0006/

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:opensmtpd:opensmtpd::::::::
	cpe:2.3:o:openbsd:openbsd:7.1:::::::*
	cpe:2.3:o:openbsd:openbsd:7.2:::::::*

History

19 Apr 2024, 22:15

Type	Values Removed	Values Added
References		() https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GZBNQBHCM6PIOUR6I5GEQS35XYT2NX6T/ -

26 May 2023, 20:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-04-04 23:15

Updated : 2024-04-19 22:15

NVD link : CVE-2023-29323

Mitre link : CVE-2023-29323

CVE.ORG link : CVE-2023-29323

JSON object : View

Products Affected

openbsd

openbsd

opensmtpd

opensmtpd

CWE

NVD-CWE-noinfo

{"id": "CVE-2023-29323", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2023-04-04T23:15:07.347", "references": [{"url": "https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/envelope.c.diff?r1=1.49&r2=1.49.4.1&f=h", "tags": ["Product"], "source": "cve@mitre.org"}, {"url": "https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/envelope.c.diff?r1=1.50&r2=1.50.4.1&f=h", "tags": ["Product"], "source": "cve@mitre.org"}, {"url": "https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/envelope.c.diff?r1=1.50&r2=1.51&f=h", "tags": ["Product"], "source": "cve@mitre.org"}, {"url": "https://ftp.openbsd.org/pub/OpenBSD/patches/7.1/common/024_smtpd.patch.sig", "tags": ["Patch"], "source": "cve@mitre.org"}, {"url": "https://ftp.openbsd.org/pub/OpenBSD/patches/7.2/common/020_smtpd.patch.sig", "tags": ["Patch"], "source": "cve@mitre.org"}, {"url": "https://github.com/OpenSMTPD/OpenSMTPD/commit/41d0eae481f538956b1f1fbadfb535043454061f", "tags": ["Patch"], "source": "cve@mitre.org"}, {"url": "https://github.com/openbsd/src/commit/f748277ed1fc7065ae8998d61ed78b9ab1e55fae", "tags": ["Patch"], "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GZBNQBHCM6PIOUR6I5GEQS35XYT2NX6T/", "source": "cve@mitre.org"}, {"url": "https://security.netapp.com/advisory/ntap-20230526-0006/", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2024-04-19T22:15:07.390", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:opensmtpd:opensmtpd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "35EC43DF-70E4-4B31-8881-E79D09432151", "versionEndExcluding": "7.0.0"}, {"criteria": "cpe:2.3:o:openbsd:openbsd:7.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4EDBEB9A-DA9B-4384-8C56-599ED2B8D7DC"}, {"criteria": "cpe:2.3:o:openbsd:openbsd:7.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6E6EC6AC-E2DE-4166-A762-AB6A88DF1C1E"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}