CVE-2012-6096

CVE-2012-6096 is a high-severity vulnerability in Nagios with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 66% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

• Severity: High (CVSS 2.0 base score 7.5)
• EPSS exploit prediction: 66% (99th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Nagios
• Published: 2013-01-22
• Last modified: 2026-06-16

Description

Multiple stack-based buffer overflows in the get_history function in history.cgi in Nagios Core before 3.4.4, and Icinga 1.6.x before 1.6.2, 1.7.x before 1.7.4, and 1.8.x before 1.8.4, might allow remote attackers to execute arbitrary code via a long (1) host_name variable (host parameter) or (2) svc_description variable.

Frequently asked questions

What is CVE-2012-6096?

Multiple stack-based buffer overflows in the get_history function in history.cgi in Nagios Core before 3.4.4, and Icinga 1.6.x before 1.6.2, 1.7.x before 1.7.4, and 1.8.x before 1.8.4, might allow remote attackers to execute arbitrary code via a long (1) host_name variable (host parameter) or (2) svc_description variable.

How severe is CVE-2012-6096?

CVE-2012-6096 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2012-6096 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 66% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-6096?

CVE-2012-6096 primarily affects Nagios. In total, 44 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-6096?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2012-6096 published?

CVE-2012-6096 was published on 2013-01-22 and last updated on 2026-06-16.

References

• http://lists.grok.org.uk/pipermail/full-disclosure/2012-December/089125.html
• http://lists.opensuse.org/opensuse-updates/2013-01/msg00033.html
• http://lists.opensuse.org/opensuse-updates/2013-01/msg00060.html
• http://lists.opensuse.org/opensuse-updates/2013-01/msg00077.html
• http://lists.opensuse.org/opensuse-updates/2013-01/msg00088.html
• http://secunia.com/advisories/51863
• http://www.debian.org/security/2013/dsa-2616
• http://www.debian.org/security/2013/dsa-2653
• http://www.exploit-db.com/exploits/24084
• http://www.exploit-db.com/exploits/24159
• http://www.nagios.org/projects/nagioscore/history/core-3x
• http://www.osvdb.org/89170
• http://www.securityfocus.com/bid/56879
• https://bugzilla.redhat.com/show_bug.cgi?id=893269
• https://dev.icinga.org/issues/3532
• https://www.icinga.org/2013/01/14/icinga-1-6-2-1-7-4-1-8-4-released/

Affected products (44)

• cpe:2.3:a:nagios:nagios:*:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:alpha1:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:alpha2:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:alpha3:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:alpha4:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:alpha5:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:beta1:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:beta2:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:beta3:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:beta4:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:beta5:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:beta6:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:beta7:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:rc1:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:rc2:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0:rc3:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.3.1:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.4.0:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.4.1:*:*:*:*:*:*:*
• cpe:2.3:a:nagios:nagios:3.4.2:*:*:*:*:*:*:*
• cpe:2.3:a:icinga:icinga:1.6.0:*:*:*:*:*:*:*
• cpe:2.3:a:icinga:icinga:1.6.1:*:*:*:*:*:*:*
• cpe:2.3:a:icinga:icinga:1.7.0:*:*:*:*:*:*:*
• cpe:2.3:a:icinga:icinga:1.7.1:*:*:*:*:*:*:*
• cpe:2.3:a:icinga:icinga:1.7.2:*:*:*:*:*:*:*
• cpe:2.3:a:icinga:icinga:1.7.3:*:*:*:*:*:*:*

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• CVE-2002-1959 — Critical (CVSS 10.0): Nagios 1.0b1 through 1.0b3 allows remote attackers to execute arbitrary commands via shell metacharacters in plugin…
• CVE-2016-0726 — Critical (CVSS 9.8): The Fedora Nagios package uses "nagiosadmin" as the default password for the "nagiosadmin" administrator account, which…
• CVE-2014-5009 — Critical (CVSS 9.8): Snoopy allows remote attackers to execute arbitrary commands. NOTE: this vulnerability exists due to an incomplete fix…
• CVE-2008-7313 — Critical (CVSS 9.8): The _httpsrequest function in Snoopy allows remote attackers to execute arbitrary commands. NOTE: this issue exists…
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Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →