CVE-2015-6386

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-12-01 · updated 2026-06-17
Weakness: CWE-399

Description

The passthrough FTP feature on Cisco Web Security Appliance (WSA) devices with software 8.0.7-142 and 8.5.1-021 allows remote attackers to cause a denial of service (CPU consumption) via FTP sessions in which the control connection is ended after data transfer, aka Bug ID CSCut94150.

Affected products

Cisco Web Security Appliance (WSA): 8.0.7-142, 8.5.1-021

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151130-wsa
http://www.securitytracker.com/id/1034276
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151130-wsa
http://www.securitytracker.com/id/1034276

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