CVE-2014-8016
The Cisco IronPort Email Security Appliance (ESA) allows remote attackers to cause a denial of...
The Cisco IronPort Email Security Appliance (ESA) allows remote attackers to cause a denial of service (CPU consumption) via long Subject headers in e-mail messages, aka Bug ID CSCzv93864.
Exploit likelihood
What each source reports
NVD Score used
The Cisco IronPort Email Security Appliance (ESA) allows remote attackers to cause a denial of service (CPU consumption) via long Subject headers in e-mail messages, aka Bug ID CSCzv93864.
- Record
CVE-2014-8016- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE List No score
The Cisco IronPort Email Security Appliance (ESA) allows remote attackers to cause a denial of service (CPU consumption) via long Subject headers in e-mail messages, aka Bug ID CSCzv93864.
- Record
CVE-2014-8016- Updated
- 2026-11-02
EUVDEUVD-2014-7865 No score
The Cisco IronPort Email Security Appliance (ESA) allows remote attackers to cause a denial of service (CPU consumption) via long Subject headers in e-mail messages, aka Bug ID CSCzv93864.
- Record
EUVD-2014-7865- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9w76-pjcw-3252 No score
The Cisco IronPort Email Security Appliance (ESA) allows remote attackers to cause a denial of...
The Cisco IronPort Email Security Appliance (ESA) allows remote attackers to cause a denial of service (CPU consumption) via long Subject headers in e-mail messages, aka Bug ID CSCzv93864.
- Record
GHSA-9w76-pjcw-3252- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2014-8016 is a medium vulnerability (CVSS 5.0) in Cisco Ironport Email Security Appliances, published December 19, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.23%, the 69th percentile. No source names a fixed version.