MEDIUM
CVE-2014-8104
CWE-399Published: December 3, 2014· Updated: Jun 17, 2026
6.8
CVSS v3.1
Official 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.
Technical Analysis
CVE-2014-8104 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityNone
AvailabilityC
AV:N/AC:L/Au:S/C:N/I:N/A:C
Affected Vendors & Products
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (12)
→
http://advisories.mageia.org/MGASA-2014-0512.htmlThird Party Advisory
→
http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00008.htmlThird Party Advisory
→
http://www.debian.org/security/2014/dsa-3084Third Party Advisory
→
http://www.ubuntu.com/usn/USN-2430-1Third Party Advisory
→
http://advisories.mageia.org/MGASA-2014-0512.htmlThird Party Advisory
→
http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00008.htmlThird Party Advisory
→
http://www.debian.org/security/2014/dsa-3084Third Party Advisory
→
http://www.ubuntu.com/usn/USN-2430-1Third Party Advisory
Quick Facts
CVE IDCVE-2014-8104
CVSS Score6.8 / 10
SeverityMEDIUM
WeaknessCWE-399
CISA KEVNo
Affected5 vendor(s)
PublishedDec 3, 2014
Related CVEs (CWE-399)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2014-8104 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.