How severe is CVE-2013-7205?

CVE-2013-7205 has a CVSS 2.0 base score of 6.4, rated medium severity.

Is CVE-2013-7205 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-7205?

CVE-2013-7205 primarily affects Nagios. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-7205?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-7205 published?

CVE-2013-7205 was published on 2014-01-15 and last updated on 2026-06-17.

CVE-2013-7205

CVE-2013-7205 is a medium-severity vulnerability in Nagios with a CVSS 2.0 base score of 6.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: Medium (CVSS 2.0 base score 6.4)
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Nagios
Published: 2014-01-15
Last modified: 2026-06-17

Description

Off-by-one error in the process_cgivars function in contrib/daemonchk.c in Nagios Core 3.5.1, 4.0.2, and earlier allows remote authenticated users to obtain sensitive information from process memory or cause a denial of service (crash) via a long string in the last key value in the variable list, which triggers a heap-based buffer over-read.

Frequently asked questions

What is CVE-2013-7205?: Off-by-one error in the process_cgivars function in contrib/daemonchk.c in Nagios Core 3.5.1, 4.0.2, and earlier allows remote authenticated users to obtain sensitive information from process memory or cause a denial of service (crash) via a long string in the last key value in the variable list, which triggers a heap-based buffer over-read.
How severe is CVE-2013-7205?: CVE-2013-7205 has a CVSS 2.0 base score of 6.4, rated medium severity.
Is CVE-2013-7205 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-7205?: CVE-2013-7205 primarily affects Nagios. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-7205?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-7205 published?: CVE-2013-7205 was published on 2014-01-15 and last updated on 2026-06-17.

References

Affected products (36)

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:nagios:nagios:3.4.3:*:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios:3.5.1:*:*:*:*:*:*:*

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