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Cisco Bug: CSCvu44277 - Cisco Email Security Appliance Information Disclosure Vulnerability

Last Modified

Sep 23, 2020

Products (1)

  • Cisco Email Security Appliance

Known Affected Releases


Description (partial)

A vulnerability in the CLI of Cisco AsyncOS for Cisco Email Security Appliance (ESA) and Cisco AsyncOS for Cisco Content Security Management Appliance (SMA) could allow an authenticated, remote attacker to access sensitive information on an affected device.

The vulnerability is due to excessive verbosity in certain log subscriptions. An attacker could exploit this vulnerability by accessing specific log files on an affected device. A successful exploit could allow the attacker to obtain sensitive log data, which may include user credentials. To exploit this vulnerability, the attacker would need to have valid credentials at the operator level or higher on the affected device.

Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

This advisory is available at the following link:

At the time of publication, this vulnerability affected Cisco ESA software releases earlier than Release 13.5.1 and Cisco SMA software releases earlier than Release 13.6.1-201.

At the time of publication, Cisco ESA software releases 13.5.1 and later and Cisco SMA software releases 13.6.1-201 and later contained the fix for this vulnerability.
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