Remote Code Execution Vulnerability in OpenSMTPD by OpenBSD
CVE-2023-29323

7.8HIGH

Key Information:

Vendor
OpenBSD
Vendor
CVE Published:
4 April 2023

Summary

A flaw in the ascii_load_sockaddr function within smtpd of OpenBSD and OpenSMTPD allows for an abort when processing a connection from a local, scoped IPv6 address, potentially leading to service disruptions. This vulnerability requires immediate attention to ensure service reliability and security integrity.

References

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.