How severe is CVE-2012-6086?

CVE-2012-6086 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2012-6086 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-6086?

CVE-2012-6086 primarily affects Zabbix. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-6086?

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

When was CVE-2012-6086 published?

CVE-2012-6086 was published on 2014-01-29 and last updated on 2026-06-16.

CVE-2012-6086

CVE-2012-6086 is a medium-severity vulnerability in Zabbix with a CVSS 2.0 base score of 4.3. 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-310.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-310
Affected product: Zabbix
Published: 2014-01-29
Last modified: 2026-06-16

Description

libs/zbxmedia/eztexting.c in Zabbix 1.8.x before 1.8.18rc1, 2.0.x before 2.0.8rc1, and 2.1.x before 2.1.2 does not properly set the CURLOPT_SSL_VERIFYHOST option for libcurl, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.

Frequently asked questions

What is CVE-2012-6086?: libs/zbxmedia/eztexting.c in Zabbix 1.8.x before 1.8.18rc1, 2.0.x before 2.0.8rc1, and 2.1.x before 2.1.2 does not properly set the CURLOPT_SSL_VERIFYHOST option for libcurl, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.
How severe is CVE-2012-6086?: CVE-2012-6086 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2012-6086 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-6086?: CVE-2012-6086 primarily affects Zabbix. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-6086?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-6086 published?: CVE-2012-6086 was published on 2014-01-29 and last updated on 2026-06-16.

References

Affected products (22)

cpe:2.3:a:zabbix:zabbix:1.8.1:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:1.8.10:rc1:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:1.8.10:rc2:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:1.8.15:rc1:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:1.8.16:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.0:rc1:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.0:rc2:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.0:rc3:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.0:rc4:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.0:rc5:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.0:rc6:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.1:rc1:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.1:rc2:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.3:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.4:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.5:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.0.6:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.1.0:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:2.1.1:*:*:*:*:*:*:*

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