Zoom On-Premise Meeting Connector Zone Controller prior 4.8.20220419.112 STUN Error Code stack-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Zoom On-Premise Meeting Connector Zone Controller. It has been declared as critical. Affected by this issue is some unknown functionality of the component STUN Error Code Handler. Such manipulation leads to stack-based overflow. This vulnerability is referenced as CVE-2022-28750. It is possible to launch the attack remotely. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Zoom On-Premise Meeting Connector Zone Controller and classified as critical. Affected by this issue is some unknown processing of the component STUN Error Code Handler. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability. CVE summarizes:

Zoom On-Premise Meeting Connector Zone Controller (ZC) before version 4.8.20220419.112 fails to properly parse STUN error codes, which can result in memory corruption and could allow a malicious actor to crash the application. In versions older than 4.8.12.20211115, this vulnerability could also be leveraged to execute arbitrary code.

The weakness was published 08/11/2022. The advisory is shared for download at explore.zoom.us. This vulnerability is handled as CVE-2022-28750 since 04/06/2022. There are neither technical details nor an exploit publicly available.

Upgrading to version 4.8.20220419.112 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

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

CNA Base Score: 7.5
CNA Vector (Zoom Video Communications, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: On-Premise Meeting Connector Zone Controller 4.8.20220419.112

Timelineinfo

04/06/2022 🔍
08/11/2022 +127 days 🔍
08/11/2022 +0 days 🔍
08/11/2022 +0 days 🔍

Sourcesinfo

Advisory: explore.zoom.us
Status: Confirmed

CVE: CVE-2022-28750 (🔍)
GCVE (CVE): GCVE-0-2022-28750
GCVE (VulDB): GCVE-100-206240

Entryinfo

Created: 08/11/2022 22:30
Changes: 08/11/2022 22:30 (49)
Complete: 🔍
Cache ID: 216::103

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