Veeam Backup for Google Cloud Backup Stuck at 0%

Challenge Backup policies in Veeam Backup for Google Cloud are stuck at 0% progress. Cause This situation is caused by Google recently updating the latest Ubuntu Linux machine image available in their cloud to ubuntu-2204-jammy-v20230829. The existing worker VM methods utilized in Veeam Backup fo...

veeam.com Open Redirect vulnerability OBB-3679278

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

Validator CLI Tool Fails to Process VMs in Per-machine backup with separate metadata files

Challenge When attempting to use the Veeam Backup Validator command-line tool to validate the VMs contained within a job that was using the Per-machine backup with separate metadata files aka True Per-VM backup chain format, the Veeam Backup Validator tool throws the error: Cannot find last point...

Security Issue in Microsoft Azure Plug-In for Veeam Backup & Replication

Issue Details This article highlights a security-related issue in Microsoft Azure Plug-In for Veeam Backup & Replication 12.1.5.99 that may allow a user accessing the Veeam Backup & Replication server to obtain the administrator credentials of the Veeam Plug-In for Microsoft Azure backup applianc...

Veeam Backup & Replication support for VMware Cloud Director

Purpose This article provides information about compatibility between VMware Cloud Director and Veeam Backup & Replication. Solution The table below provides VMware Cloud Director compatibility information for the most recent version of Veeam Backup & Replication. Older VMware Cloud Director/vClo...

Agent Backup Job Fails With "Veeam Backup and Replication version is not compatible with Veeam Agent for Windows"

Challenge After upgrading Veeam Agent for Microsoft Windows , the backup job fails to run and displays the error message: Error: Managed session has failed: Veeam Backup and Replication version is not compatible with Veeam Agent for Windows. Cause This error occurs when the version of Veeam Agent...

Veeam Backup for Microsoft 365 Updater Fails With: "Error opening installation log file."

Challenge For Veeam Backup for Microsoft 365 deployments from AWS Marketplace or Microsoft Marketplace, when attempting to install discovered updates or when the auto-updater attempts to update Veeam Backup for Microsoft 365, the update process fails with the error: Error opening installation log...

How to Remove Servers From Veeam Backup & Replication Console Launcher

Purpose This article documents the procedure for removing previously used backup server entries from the Veeam Backup & Replication Console Launcher. Solution Veeam Backup & Replication Console settings are stored per user in the file:...

CISA Adds Two Known Exploited Vulnerabilities to Catalog

CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2023-38035 Ivanti Sentry Authentication Bypass Vulnerability CVE-2023-27532 Veeam Backup & Replication Cloud Connect Missing Authentication for Critical Function...

Cuba Ransomware Targets U.S. with Veeam Exploit

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary The Cuba ransomware has targeted attacks on critical infrastructure organizations in the United States and IT enterprises across Latin America. In order to acquire credentials, it employs a blend of old...

Veeam Backup & Replication Cloud Connect Missing Authentication for Critical Function Vulnerability

Veeam Backup & Replication Cloud Connect component contains a missing authentication for critical function vulnerability that allows an unauthenticated user operating within the backup infrastructure network perimeter to obtain encrypted credentials stored in the configuration database. This may...

Unexpected Increase in Exchange Incremental Data Processed By Veeam Backup for Microsoft 365

May 2025 Update This article has been updated with new information regarding the February 2025 occurrence and the results of the subsequent investigation. Issue Summary First Occurrence -- August 7 - August 21, 2023 Some customers using Veeam Backup for Microsoft 365 to back up Microsoft 365...

Full Restore Point Generated by Veeam Agent for Microsoft Windows Cluster Backup Is Larger Than Source Cluster

Challenge The Backup Job for a Failover Cluster, or its associated Backup Copy Job, generates full .vbk restore points that are larger than the source Failover Cluster. Cause During the cluster backup, Veeam Agent for Microsoft Windows will deduplicate the blocks within shared disks. However, if...

Veeam.Archiver.Service terminates due to 'System.OutOfMemoryException' after updating to Veeam Backup for Microsoft 365 7.0.0.3968

Challenge Veeam.Archiver.Service consumes all available virtual memory and then terminates. The issue can be confirmed with the following Windows Events System log: The Veeam Backup for Microsoft 365 Service service terminated unexpectedly. It has done this 1 times. The following corrective actio...

FC-Only Nimble Array Snapshot Failures in Veeam Backup & Replication P20230718

Challenge When using Veeam Backup & Replication 12 P20230718, rescan, backup, and restore operations may fail when the Nimble array is configured to only use Fibre Channel FC protocol. The request could not be understood by the server. Unexpected argument 'multiinitiator'. Solution A private fix ...

SSH Connection Failure to Linux Machine Requiring Multiple Sequential AuthenticationMethods

Challenge Connections to a Linux machine fail with the following errors: Authentication was partially successful, but server requires additional authentication with: 'password'. No suitable authentication method is supported. Supported methods: 'password'. Some tasks may not display these errors...

Possible Impacts of Removing the Machine Where Veeam Is Installed From a Domain

Purpose This article documents the most common side-effects customers may experience when removing the machine where Veeam Backup & Replication is installed from a domain. Solution Not all of the issues listed below may be experienced. These are all heavily dependent on the configuration of the...

Release Information for Veeam Backup for Red Hat Virtualization 3b

Requirements The Veeam Backup for Red Hat Virtualization 3b Plug-In may be used as part of a new deployment or to upgrade an existing Veeam Backup for Red Hat Virtualization Plug-In running versions 2.x - 3.x. After installing the Veeam Backup for Red Hat Virtualization 3b Plug-In, the...

Granular Log Collection Guide for SOBR Capacity/Archive Tier Issues

Purpose This article documents an advanced granular log collection method designed to minimize the log bundle size when submitting Veeam Support cases for issues related to the capacity tier or archive tier of a Scale-Out Backup Repository. The standard method of collecting logs for these cases i...

Build Numbers and Versions of Veeam Plug-ins for Enterprise Applications

Plug-In Download The latest version of all Plug-Ins for Enterprise Applications can be found at the bottom of the My Products page within the My Portal, in the Application Plug-Ins under Additional downloads. This table lists the Veeam Plug-ins for Enterprise Applications organized by their build...