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Case File

CVE-2015-6321

HIGH · CVSS 7.8 EPSS 2.76%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2015-11-06 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2015-6321
Severity
HIGH
CVSS
7.8
EPSS
2.76%
Cisco

Original NVD Description

Cisco AsyncOS before 8.5.7-042, 9.x before 9.1.0-032, 9.1.x before 9.1.1-023, and 9.5.x and 9.6.x before 9.6.0-042 on Email Security Appliance (ESA) devices; before 9.1.0-032, 9.1.1 before 9.1.1-005, and 9.5.x before 9.5.0-025 on Content Security Management Appliance (SMA) devices; and before 7.7.0-725 and 8.x before 8.0.8-113 on Web Security Appliance (WSA) devices allows remote attackers to cause a denial of service (memory consumption) via a flood of TCP packets, aka Bug IDs CSCus79774, CSCus79777, and CSCzv95795.