CVE-2014-8104

CVE-2014-8104 is a medium-severity vulnerability in Openvpn with a CVSS 2.0 base score of 6.8. 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-399.

Key facts

Description

OpenVPN 2.x before 2.0.11, 2.1.x, 2.2.x before 2.2.3, and 2.3.x before 2.3.6 allows remote authenticated users to cause a denial of service (server crash) via a small control channel packet.

Frequently asked questions

What is CVE-2014-8104?
OpenVPN 2.x before 2.0.11, 2.1.x, 2.2.x before 2.2.3, and 2.3.x before 2.3.6 allows remote authenticated users to cause a denial of service (server crash) via a small control channel packet.
How severe is CVE-2014-8104?
CVE-2014-8104 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2014-8104 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-8104?
CVE-2014-8104 primarily affects Openvpn. In total, 142 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-8104?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-8104 published?
CVE-2014-8104 was published on 2014-12-03 and last updated on 2026-06-17.

References

Affected products (142)

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