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Case File

CVE-2015-6421

HIGH · CVSS 7.5 EPSS 1.93%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2016-01-27 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It affects Cisco. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2015-6421
Severity
HIGH
CVSS
7.5
EPSS
1.93%
Cisco

Original NVD Description

cifs-ao in the CIFS optimization functionality on Cisco Wide Area Application Service (WAAS) and Virtual WAAS (vWAAS) devices 5.x before 5.3.5d and 5.4 and 5.5 before 5.5.3 allows remote attackers to cause a denial of service (resource consumption and device reload) via crafted network traffic, aka Bug ID CSCus85330.