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Cisco AsyncOS for Email Security Appliance Denial of Service Vulnerability

Information

Severity

Severity

Medium

Family

Family

CISCO

CVSSv2 Base

CVSSv2 Base

4.3

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

7 years ago

Modified

Modified

3 years ago

Summary

Cisco AsyncOS for Email Security Appliance is prone to a denial-of-service vulnerability.

Insight

Insight

The vulnerability is due to improper handling of packets sent at high rate to an affected system that is configured for clustering. An unauthenticated, remote attacker could exploit this vulnerability by sending packets to the target system at a high rate. An exploit could allow the attacker to cause the affected system to become unresponsive on the clustering and SSH configured ports, resulting in a DoS condition.

Affected Software

Affected Software

This issue is tracked by Cisco Bug IDs CSCur13704, CSCuq05636, CSCuv43307, and CSCuv99383 .

Detection Method

Detection Method

Checks if a vulnerable version is present on the target host.

Solution

Solution

Updates are available. Please see the vendor advisory for more information.

Common Vulnerabilities and Exposures (CVE)