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Cisco Webex Meetings Client for MacOS Information Disclosure (cisco-sa-webex-info-disc-OHqg982)

medium Nessus Plugin ID 140456

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Synopsis

The remote videoconferencing software is missing a vendor-supplied security patch

Description

According to its self-reported version, Cisco Webex Meetings Client for MacOS is affected by an information disclosure vulnerability in the multicast DNS (mDNS) protocol configuration due to sensitive information being included in the mDNS reply. An unauthenticated, adjacent attacker can exploit this, by doing an mDNS query for a particular service against an affected device, to obtain sensitive information about the device on which the Webex client is running.

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 CSCvr98226

See Also

http://www.nessus.org/u?c473ae16

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr98226

Plugin Details

Severity: Medium

ID: 140456

File Name: cisco-sa-webex-info-disc-OHqg982.nasl

Version: 1.3

Type: local

Agent: macosx

Published: 9/9/2020

Updated: 11/12/2021

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Low

Base Score: 3.3

Temporal Score: 2.4

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

CVSS Score Source: CVE-2020-3182

CVSS v3

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.8

Vector: CVSS:3.0/AV:A/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:webex_meetings

Required KB Items: Host/MacOSX/Version, installed_sw/Cisco Webex Meetings

Exploit Ease: No known exploits are available

Patch Publication Date: 3/4/2020

Vulnerability Publication Date: 3/4/2020

Reference Information

CVE: CVE-2020-3182