Zoom On-Premise Meeting Connector MMR prior 4.8.20220815.130 access control

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

A vulnerability, which was classified as critical, has been found in Zoom On-Premise Meeting Connector MMR. Affected by this issue is an unknown code of the component Meeting Handler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Zoom On-Premise Meeting Connector MMR before version 4.8.20220815.130 contains an improper access control vulnerability. As a result, a malicious actor could obtain the audio and video feed of a meeting they were not authorized to join and cause other meeting disruptions.

The weakness was disclosed 09/17/2022. The advisory is available at explore.zoom.us. This vulnerability is handled as CVE-2022-28758 since 04/06/2022. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

Upgrading to version 4.8.20220815.130 eliminates this vulnerability.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 8.2
CNA Vector (Zoom Video Communications, Inc.): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: On-Premise Meeting Connector MMR 4.8.20220815.130

Timelineinfo

04/06/2022 🔍
09/17/2022 +164 days 🔍
09/17/2022 +0 days 🔍
09/17/2022 +0 days 🔍

Sourcesinfo

Advisory: explore.zoom.us
Status: Confirmed

CVE: CVE-2022-28758 (🔍)

Entryinfo

Created: 09/17/2022 11:04
Changes: 09/17/2022 11:04 (49)
Complete: 🔍

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