CVE-2016-1440

Severity: medium (CVSS 5.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-07-02 · updated 2026-06-17
Weakness: CWE-399

Description

The proxy process on Cisco Web Security Appliance (WSA) devices through 9.1.0-070 allows remote attackers to cause a denial of service (CPU consumption) by establishing an FTP session and then improperly terminating the control connection after a file transfer, aka Bug ID CSCuy43468.

Affected products

Cisco Web Security Appliance (WSA): 5.6.0-623, 6.0.0-000, 7.1.0, 7.1.1, 7.1.2, 7.1.3 (+31)

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160627-wsa
http://www.securitytracker.com/id/1036188
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160627-wsa
http://www.securitytracker.com/id/1036188

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