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CVE-2015-3223

5.3 · MEDIUM
Published Dec 29, 2015 samba CWE-189

Overview

CVE-2015-3223 is a medium-severity vulnerability affecting samba samba. It was published on December 29, 2015 and has a CVSS 3.0 base score of 5.3 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

The ldb_wildcard_compare function in ldb_match.c in ldb before 1.1.24, as used in the AD LDAP server in Samba 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3, mishandles certain zero values, which allows remote attackers to cause a denial of service (infinite loop) via crafted packets.

Remediation

Check the references section for vendor advisories and patches from samba. Update samba to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status

Frequently Asked Questions

What is CVE-2015-3223?

CVE-2015-3223 is a medium-severity vulnerability affecting samba samba. It was published on December 29, 2015 and has a CVSS 3.0 base score of 5.3 (MEDIUM).

How severe is CVE-2015-3223?

This vulnerability has a CVSS 3.0 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-3223?

Check the references section for vendor advisories and patches from samba. Update samba to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2015-3223?

CyberStrike's AI-powered security agents can automatically detect CVE-2015-3223 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.