Cisco Email Security Appliance Information Disclosure (cisco-sa-esa-sma-log-YxQ6g2kG)

medium Nessus Plugin ID 169767

Synopsis

The remote device is missing a vendor-supplied security patch.

Description

According to its self-reported version, the host is affected by a vulnerability in the CLI of Cisco AsyncOS for Cisco Email Security Appliance (ESA) that 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.

Please see the included Cisco BIDs and Cisco Security Advisory for more information.

Solution

Upgrade to the relevant fixed version referenced in Cisco bug IDs CSCvu44277, CSCvu44286

See Also

http://www.nessus.org/u?d8d51c52

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvu44277

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvu44286

Plugin Details

Severity: Medium

ID: 169767

File Name: cisco-sa-esa-sma-log-YxQ6g2kG-esa.nasl

Version: 1.2

Type: combined

Family: CISCO

Published: 1/10/2023

Updated: 1/16/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:N/A:N

CVSS Score Source: CVE-2020-3447

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:cisco:email_security_appliance

Required KB Items: Host/AsyncOS/Cisco Email Security Appliance/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 8/5/2020

Vulnerability Publication Date: 8/5/2020

Reference Information

CVE: CVE-2020-3447

CISCO-SA: cisco-sa-esa-sma-log-YxQ6g2kG

IAVA: 2020-A-0218-S

CISCO-BUG-ID: CSCvu44277, CSCvu44286