High severity · published Nov 11, 2021
CVE-2021-34417
The network proxy page on the web portal for the Zoom On-Premise Meeting Connector Controller before version 4.6.365.20210703, Zoom On-Premise Meeting Connector MMR before version…
7.2
CVSS
1.2%
EPSS
No
On KEV
Description
The network proxy page on the web portal for the Zoom On-Premise Meeting Connector Controller before version 4.6.365.20210703, Zoom On-Premise Meeting Connector MMR before version 4.6.365.20210703, Zoom On-Premise Recording Connector before version 3.8.45.20210703, Zoom On-Premise Virtual Room Connector before version 4.4.6868.20210703, and Zoom On-Premise Virtual Room Connector Load Balancer before version 2.5.5496.20210703 fails to validate input sent in requests to set the network proxy password. This could lead to remote command injection by a web portal administrator.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ZO
Zoom On-premise Meeting Connector Controller · Zoom
before 4.6.365.20210703 · source: NVD
ZO
Zoom On-premise Meeting Connector Mmr · Zoom
before 4.6.365.20210703 · source: NVD
ZO
Zoom On-premise Recording Connector · Zoom
before 3.8.45.20210703 · source: NVD
ZO
Zoom On-premise Virtual Room Connector · Zoom
before 4.4.6868.20210703 · source: NVD
ZO
Zoom On-premise Virtual Room Connector Load Balancer · Zoom
before 2.5.5496.20210703 · source: NVD
Affected product
ZO
Zoom On-premise Meeting Connector Controller
Zoom
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-34417
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-34417
Vendor Advisory
https://explore.zoom.us/en/trust/security/security-bulletin
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