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Cisco Email Security Appliance .zip File Scanning Security Bypass Vulnerability

Information

Severity

Severity

Medium

Family

Family

CISCO

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Vendor Patch

Created

Created

6 years ago

Modified

Modified

4 years ago

Summary

A vulnerability in the anti-spam filter of the Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to bypass anti-spam filtering functionality on an affected system.

Insight

Insight

The vulnerability is due to improper handling of content in .zip files. An attacker could exploit this vulnerability by sending a malicious .zip file that contains embedded executable content, which could be used to cause additional harm to the system.

Affected Software

Affected Software

This vulnerability affects Cisco Email Security Appliance Release 9.7.0-125.

Detection Method

Detection Method

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

Solution

Solution

See Vendor advisory.

Common Vulnerabilities and Exposures (CVE)