Apple Mac OS X up to 10.11.0 Net-SNMP resource management

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability, which was classified as problematic, was found in Apple Mac OS X up to 10.11.0 (Operating System). This affects an unknown code block of the component Net-SNMP. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:

Net-SNMP 5.7.1 and earlier, when AgentX is registering to handle a MIB and processing GETNEXT requests, allows remote attackers to cause a denial of service (crash or infinite loop, CPU consumption, and hang) by causing the AgentX subagent to timeout.

The weakness was published 10/21/2015 by Ken Farnen as HT205375 as confirmed advisory (Website). The advisory is shared at This vulnerability is uniquely identified as CVE-2012-6151 since 12/06/2012. Access to the local network is required for this attack. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. The advisory points out:

Multiple issues existed in netsnmp version 5.6. These issues were addressed by using patches affecting OS X from upstream.

The exploit is shared for download at It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 73173 (Oracle Linux 5 : net-snmp (ELSA-2014-0322)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 122747 (Solaris 11.2 Support Repository Update (SRU) 3.4.1 Missing).

Upgrading to version 10.11.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (73173).








CPE 2.3info

CPE 2.2info


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VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.9

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
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Class: Resource management
CWE: CWE-399 / CWE-404

Local: No
Remote: Partially

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

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Nessus ID: 73173
Nessus Name: Oracle Linux 5 : net-snmp (ELSA-2014-0322)
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OpenVAS ID: 80056
OpenVAS Name: Oracle Linux Local Check: ELSA-2014-0322
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Threat Intelligenceinfo

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Recommended: Upgrade
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Upgrade: Mac OS X 10.11.1


09/05/2012 🔍
09/05/2012 +0 days 🔍
12/06/2012 +92 days 🔍
12/13/2013 +372 days 🔍
10/21/2015 +677 days 🔍
10/21/2015 +0 days 🔍
10/22/2015 +1 days 🔍
10/22/2015 +0 days 🔍
06/24/2022 +2437 days 🔍



Advisory: HT205375
Researcher: Ken Farnen
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-6151 (🔍)

X-Force: 89485
Vulnerability Center: 53850 - Apple MacOS X 10.11 Remote DoS Vulnerability due to an Issue in Net-SNMP - CVE-2012-6151, Medium
SecurityFocus: 64048 - Net-SNMP SNMPD AgentX Subagent Timeout Denial of Service Vulnerability
Secunia: 57870

scip Labs:


Created: 10/22/2015 11:25 AM
Updated: 06/24/2022 05:00 PM
Changes: 10/22/2015 11:25 AM (60), 02/16/2018 02:09 PM (22), 06/24/2022 04:46 PM (3), 06/24/2022 04:53 PM (1), 06/24/2022 05:00 PM (1)
Complete: 🔍
Cache ID: 100:FA0:40


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