CVE-2012-6151 Denial of service in n/a

Medium 4.3 Published 13 Dec 2013 Updated 6 Aug 2024

Remote attackers can cause a denial of service in Net-SNMP by triggering an infinite loop or crash during AgentX GETNEXT processing.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2012-6151?

CVE-2012-6151 is a medium-severity denial of service vulnerability in Apple Mac Os X, published on 13 Dec 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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.

Weakness: CWE-399

Which versions are affected by CVE-2012-6151?

It affects 3 products.

Linux distribution packages (28)

`net-snmp` Red Hat:enterprise_linux:6::client	All versions	`1:5.5-44.el6_4.4`
`net-snmp-debuginfo` Red Hat:enterprise_linux:6::client	All versions	`1:5.5-44.el6_4.4`
`net-snmp-devel` Red Hat:enterprise_linux:6::client	All versions	`1:5.5-44.el6_4.4`
`net-snmp-libs` Red Hat:enterprise_linux:6::client	All versions	`1:5.5-44.el6_4.4`
`net-snmp-perl` Red Hat:enterprise_linux:6::client	All versions	`1:5.5-44.el6_4.4`
`net-snmp-python` Red Hat:enterprise_linux:6::client	All versions	`1:5.5-44.el6_4.4`
`net-snmp-utils` Red Hat:enterprise_linux:6::client	All versions	`1:5.5-44.el6_4.4`
`net-snmp` Red Hat:enterprise_linux:6::computenode	All versions	`1:5.5-44.el6_4.4`
`net-snmp-debuginfo` Red Hat:enterprise_linux:6::computenode	All versions	`1:5.5-44.el6_4.4`
`net-snmp-devel` Red Hat:enterprise_linux:6::computenode	All versions	`1:5.5-44.el6_4.4`
`net-snmp-libs` Red Hat:enterprise_linux:6::computenode	All versions	`1:5.5-44.el6_4.4`
`net-snmp-perl` Red Hat:enterprise_linux:6::computenode	All versions	`1:5.5-44.el6_4.4`
`net-snmp-python` Red Hat:enterprise_linux:6::computenode	All versions	`1:5.5-44.el6_4.4`
`net-snmp-utils` Red Hat:enterprise_linux:6::computenode	All versions	`1:5.5-44.el6_4.4`
`net-snmp` Red Hat:enterprise_linux:6::server	All versions	`1:5.5-44.el6_4.4`
`net-snmp-debuginfo` Red Hat:enterprise_linux:6::server	All versions	`1:5.5-44.el6_4.4`
`net-snmp-devel` Red Hat:enterprise_linux:6::server	All versions	`1:5.5-44.el6_4.4`
`net-snmp-libs` Red Hat:enterprise_linux:6::server	All versions	`1:5.5-44.el6_4.4`
`net-snmp-perl` Red Hat:enterprise_linux:6::server	All versions	`1:5.5-44.el6_4.4`
`net-snmp-python` Red Hat:enterprise_linux:6::server	All versions	`1:5.5-44.el6_4.4`
`net-snmp-utils` Red Hat:enterprise_linux:6::server	All versions	`1:5.5-44.el6_4.4`
`net-snmp` Red Hat:enterprise_linux:6::workstation	All versions	`1:5.5-44.el6_4.4`
`net-snmp-debuginfo` Red Hat:enterprise_linux:6::workstation	All versions	`1:5.5-44.el6_4.4`
`net-snmp-devel` Red Hat:enterprise_linux:6::workstation	All versions	`1:5.5-44.el6_4.4`
`net-snmp-libs` Red Hat:enterprise_linux:6::workstation	All versions	`1:5.5-44.el6_4.4`
`net-snmp-perl` Red Hat:enterprise_linux:6::workstation	All versions	`1:5.5-44.el6_4.4`
`net-snmp-python` Red Hat:enterprise_linux:6::workstation	All versions	`1:5.5-44.el6_4.4`
`net-snmp-utils` Red Hat:enterprise_linux:6::workstation	All versions	`1:5.5-44.el6_4.4`

Products include Apple Mac Os X, Canonical Ubuntu Linux, Net-Snmp Net-Snmp.

How do I fix CVE-2012-6151?

Apply the vendor's patch.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2012-6151 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2012-6151 exists.

Public exploit code: 1 Exploit-DB entry.

All Apple Mac Os X vulnerabilities

Sources

Also known as DEBIAN-CVE-2012-6151, GHSA-mv75-h3qp-gpmf, MGASA-2014-0019, RHBA-2013:1150.