Unrated severityNVD Advisory· Published Dec 19, 2014· Updated Jun 17, 2026

CVE-2014-8016

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Cisco Systems, Inc./Email Security Appliance Firmware2 versions
cpe:2.3:h:cisco:ironport_email_security_appliances:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:h:cisco:ironport_email_security_appliances:*:*:*:*:*:*:*:*
- (no CPE)

Patches

Vulnerability mechanics

References

tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-8016nvdVendor Advisory

News mentions

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