Cisco Email Security Appliance Filter Bypass (cisco-sa-ESA-filt-39jXvMfM)

medium Nessus Plugin ID 138881

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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 an input-validation flaw related to the URL filtering feature. An unauthenticated, remote attacker can exploit this, by sending a crafted, malicious HTTP request to an affected device, in order to allow the attacker to redirect users to malicious sites.

Please see the included Cisco BID and Cisco Security Advisory for more information

Solution

Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvs58807

Plugin Details

Severity: Medium

ID: 138881

File Name: cisco-sa-ESA-filt-39jXvMfM.nasl

Version: 1.10

Type: combined

Family: CISCO

Published: 7/23/2020

Updated: 10/19/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2020-3370

CVSS v3

Risk Factor: Medium

Base Score: 5.8

Temporal Score: 5.1

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

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

Vulnerability Information

CPE: cpe:/h:o:cisco:email_security_appliance_%28esa%29

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/15/2020

Vulnerability Publication Date: 7/15/2020

Reference Information

CVE: CVE-2020-3370

CISCO-SA: cisco-sa-ESA-filt-39jXvMfM

IAVA: 2020-A-0336-S

CISCO-BUG-ID: CSCvs58807

Detections

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