VDB-183408 · CVE-2021-34414 · GCVE-0-2021-34414

Zoom On-Premise Meeting Connector Controller Network Proxy Page os command injection

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.5	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Zoom On-Premise Meeting Connector Controller, On-Premise Meeting Connector MMR, On-Premise Recording Connector, On-Premise Virtual Room Connector and On-Premise Virtual Room Connector Load Balancer. Impacted is an unknown function of the component Network Proxy Page. The manipulation results in os command injection. This vulnerability was named CVE-2021-34414. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Zoom On-Premise Meeting Connector Controller, On-Premise Meeting Connector MMR, On-Premise Recording Connector, On-Premise Virtual Room Connector and On-Premise Virtual Room Connector Load Balancer. It has been classified as critical. Affected is an unknown functionality of the component Network Proxy Page. The manipulation with an unknown input leads to a os command injection vulnerability. CWE is classifying the issue as CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 09/27/2021. The advisory is shared for download at explore.zoom.us. This vulnerability is traded as CVE-2021-34414 since 06/09/2021. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1202.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

Zoom

Name

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.5

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/09/2021 🔍
09/27/2021 +110 days 🔍
09/27/2021 +0 days 🔍
02/02/2023 +493 days 🔍

Sourcesinfo

Advisory: explore.zoom.us
Status: Confirmed

CVE: CVE-2021-34414 (🔍)
GCVE (CVE): GCVE-0-2021-34414
GCVE (VulDB): GCVE-100-183408

Entryinfo

Created: 09/27/2021 20:09
Updated: 02/02/2023 14:28
Changes: 09/27/2021 20:09 (36), 10/02/2021 19:31 (2), 02/02/2023 14:28 (2)
Complete: 🔍
Cache ID: 216::103