Apple Mac OS X up to 10.3.1 DHCP privileges management

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability has been found in Apple Mac OS X up to 10.3.1 (Operating System) and classified as very critical. This vulnerability affects an unknown code block of the component DHCP. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The software does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Directory Services in Apple Mac OS X 10.0.2, 10.0.3, 10.2.8, 10.3.2 and Apple Mac OS X Server 10.2 through 10.3.2 accepts authentication server information from unknown LDAP or NetInfo sources as provided by a malicious DHCP server, which allows remote attackers to gain privileges.

The bug was discovered 10/09/2003. The weakness was presented 11/26/2003 by William Carrel (Website). The advisory is available at This vulnerability was named CVE-2003-1009 since 12/17/2003. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but an exploit is available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 03/09/2021). This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

After immediately, there has been an exploit disclosed. It is declared as proof-of-concept. It is possible to download the exploit at The vulnerability was handled as a non-public zero-day exploit for at least 48 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 12516 (Mac OS X Multiple Vulnerabilities (Security Update 2003-12-19)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at

The vulnerability is also documented in the databases at X-Force (13874), Vulnerability Center (SBV-28890) and Tenable (12516). Additional details are provided at See 75, 300, 448 and 20159 for similar entries.






  • commercial


  • end of life

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.3

VulDB Base Score: 9.8
VulDB Temp Score: 9.3
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Class: Privileges management
CWE: CWE-269 / CWE-266
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 12516
Nessus Name: Mac OS X Multiple Vulnerabilities (Security Update 2003-12-19)
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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Disable
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10/09/2003 🔍
11/26/2003 +48 days 🔍
11/26/2003 +0 days 🔍
11/26/2003 +0 days 🔍
11/26/2003 +0 days 🔍
11/27/2003 +0 days 🔍
12/17/2003 +20 days 🔍
03/29/2004 +103 days 🔍
12/30/2010 +2467 days 🔍
03/09/2021 +3722 days 🔍



Researcher: William Carrel
Status: Not defined
Confirmation: 🔍

CVE: CVE-2003-1009 (🔍)
X-Force: 13874 - Apple Mac OS X DHCP enabled allows root privileges, High Risk
Vulnerability Center: 28890 - Apple Mac OS X and Apple Mac OS X Server Remote Directory Traversal Vulnerability, Critical
SecurityFocus: 9110 - Apple MacOS X DHCP Response Root Compromise Vulnerability
Secunia: 10295 - Mac OS X Insecure Default DHCP Packet Handling Vulnerability, Moderately Critical
OSVDB: 2868 - Apple Mac OS X Insecure Default DHCP Packet Handling

scip Labs:
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Created: 11/27/2003 04:49 PM
Updated: 03/09/2021 09:25 AM
Changes: 11/27/2003 04:49 PM (62), 12/13/2016 08:22 PM (28), 03/09/2021 09:25 AM (2)
Complete: 🔍


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