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Cisco Email Security Appliance Information Disclosure (cisco-sa-esa-wsa-sma-info-RHp44vAC)

medium Nessus Plugin ID 145553

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Synopsis

The remote device is missing a vendor-supplied security patch

Description

According to its self-reported version, Cisco Email Security Appliance (ESA) is affected by a vulnerability in the authentication for the general purpose APIs due to the absence of a secure authentication token requirement when authenticating to the general purpose API. An unauthenticated, remote attacker can exploit this, by sending a crafted API request, in order to obtain certain configuration information from an 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 ID CSCvu93199

See Also

http://www.nessus.org/u?1adca350

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvu93199

Plugin Details

Severity: Medium

ID: 145553

File Name: cisco-sa-esa-wsa-sma-info-RHp44vAC.nasl

Version: 1.4

Type: combined

Family: CISCO

Published: 1/29/2021

Updated: 1/29/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2021-1129

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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: 1/20/2021

Vulnerability Publication Date: 1/20/2021

Reference Information

CVE: CVE-2021-1129

CWE: 201

CISCO-SA: cisco-sa-esa-wsa-sma-info-RHp44vAC

IAVA: 2021-A-0050

CISCO-BUG-ID: CSCvu93199