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- #Flaws in zoom keybase kept chat Patch#
- #Flaws in zoom keybase kept chat for android#
- #Flaws in zoom keybase kept chat software#
- #Flaws in zoom keybase kept chat code#
The Keybase Client for Android and iOS fails to remove exploded messages initiated by a user if the receiving user places the chat session in the background while the sending user explodes the messages, which could lead to disclosure of sensitive information that was meant to be deleted from the customer’s device. The vulnerability affects Android before version 5.8.0 and iOS before version 5.8.0. One of the lowest-rated vulnerabilities patched, tracked as CVE-2021-34421, had a CVSS score of 3.7 and affects Keybase clients for Android and iOS. This could allow meeting participants to be targeted for social engineering attacks," Zoom notes. "There is an HTML injection flaw when sending a remote control request to a user in the process of in-meeting screen sharing. The vulnerability tracked as CVE-2021-34419, with a CVSS score 3.7, affects Zoom Client for Meetings for Ubuntu Linux before version 5.1.0. "The login service of the web console for the products Zoom On-Premise Meeting Connector Controller, Zoom On-Premise Meeting Connector MMR, Zoom On-Premise Recording Connector, Zoom On-Premise Virtual Room Connector and Zoom On-Premise Virtual Room Connector Load Balancer, fails to validate that a NULL byte was sent while authenticating, which could lead to a crash of the login service," Zoom notes.
#Flaws in zoom keybase kept chat Patch#
The other patch issued by Zoom addresses a vulnerability in the Pre-auth Null pointer crash in the on-premise web console, which is tracked as CVE-2021-34418 and is rated medium with a CVSS score of 4.0.
#Flaws in zoom keybase kept chat software#
bat extensions, which could lead to a threat actor installing malicious software on a victim’s computer," Zoom notes. "The Zoom Client for Meetings for Windows installer does not verify the signature of files with. The vulnerability, tracked as CVE-2021-34420, affects all Zoom Client for Meetings for Windows before version 5.5.4. Lower-Rated VulnerabilitiesĪnother significant patch issued was for a Zoom Windows installation executable signature bypass flaw, which is rated as medium and has a CVSS score of 4.7.
#Flaws in zoom keybase kept chat code#
If a malicious user leveraged this issue with the public folder sharing feature of the Keybase client, this could lead to remote code execution," Zoom states. "A malicious user could upload a file to a shared folder with a specially crafted file name which could allow a user to execute an application which was not intended on their host machine. The second vulnerability, tracked as CVE-2021-34422, is rated high with a CVSS score of 7.2 and affects Keybase Client for Windows that contains a path traversal vulnerability when checking the name of a file uploaded to a team folder. The vulnerability, tracked as CVE-2021-34417, fails to validate input sent in requests to set the network proxy password, which could lead to a remote command injection by a web portal administrator. The most serious flaw, rated as high with a CVSS Score of 7.9, was the network proxy page on the web portal for products such as Zoom On-Premise Meeting Connector Controller, Zoom On-Premise Meeting Connector MMR, Zoom On-Premise Recording Connector, Zoom On-Premise Virtual Room Connector and Zoom On-Premise Virtual Room Connector Load Balancer. In a Thursday security bulletin, Zoom released multiple patches for its product. The now patched vulnerabilities could have enabled attackers to obtain server access with maximum privileges and navigate further on the company’s network, as well as compromise the Zoom software’s functionality - making it impossible for victims to hold conferences. See Also: Fireside Chat | Zero Tolerance: Controlling The Landscape Where You'll Meet Your Adversaries Cloud video conferencing provider Zoom has released patches for multiple vulnerabilities in its product that could have allowed criminals to intercept data from meetings and attack customer infrastructure.