"Failed to connect to the database." Updater Configuration Check

Challenge When updating Veeam Backup & Replication the Configuration Check fails with either: Failed to connect to PostgreSQL server localhost:5432. An existing connection was forcibly closed by the remote host SSPI authentication failed for user Cause The account being used to run the update...

Exchange Backup Fails With: "Invalid serialized stream, unknown opcode found: 4"

Challenge Starting around January 19th, 2024, Exchange backup within Veeam Backup for Microsoft 365 may fail with the following error: Invalid serialized stream, unknown opcode found: 4 Cause Veeam has observed that there have been changes to the Serialized Property for Exchange items. Solution T...

Veeam Installer Service Displays Previous Version Despite Being Updated

Challenge After upgrading Veeam Backup & Replication, the Veeam Installer Service on other machines managed by Veeam Backup & Replication may be listed in Apps and Features or Programs and Features with a version that does not match Veeam Backup & Replication version. For example, an environment...

Veeam PowerShell Command Fails With: "Unable to connect to the server with MFA-enabled user account."

Challenge When attempting to execute Veeam PowerShell commands, the following error occurs: Unable to connect to the server with MFA-enabled user account. Cause This error occurs when MFA Multi-Factor Authentication is enabled within Veeam Backup & Replication and the account you are logged in as...

OneDrive backup job fails with "Download request retry timeout exceeded"

Challenge During a OneDrive backup, the following error may occur while downloading a OneNote file .one: Failed to backup item: %path%, Download request retry timeout exceeded. This error will only be displayed when using one of the following versions of Veeam Backup for Microsoft 365: v7 P202312...

Rescan of Cloud Native Machines in Azure Fails After Credentials Change

Challenge After the Azure Storage account is changed, rescan of Cloud Native Agents e.g., Veeam Agent for Microsoft Windows , Veeam Agent for Linux fails with the error: Warning Failed to connect to Details: Azure REST API error. HTTP code: 403. Azure error: AuthenticationFailed. Full error:...

Script to Automate Implementation of Security & Compliance Analyzer Recommendations

Article Applicability This article and its script are relevant to Windows-based deployments of Veeam Backup & Replication. Purpose This article provides information regarding automating the configuration of the Veeam Backup Server according to practices suggested in the Security & Compliance...

How to Collect Logs for Veeam Backup Enterprise Manager

Purpose This article documents how to collect logs from Veeam Backup Enterprise Manager. Solution Automated Log Collection 1. Connect to the Enterprise Manager Website 2. Click Configuration in the top-right corner. 3. In the Configuration section, on the left side, click About. 4. At the bottom ...

After Upgrade to Veeam Backup & Replication 12.1, Backup of Linux VM Fails With: "Failed to check fingerprint"

Challenge After upgrading to Veeam Backup & Replication 12.1, Backup jobs for Linux VMs that operated successfully before the upgrade now fail with: Unable to connect to guest OS for guess process. Failed to check fingerprint. Cause During the upgrade to Veeam Backup & Replication 12.1, the forma...

Vulnerability Scanner Detection Related to CVE-2023-38545

Veeam Backup & Replication 12.1.2 Release - Article Update With the release of Veeam Backup & Replication 12.1.2, the VDDK libraries, which contained the libcurl library, are no longer included with the Veeam Transport package. After upgrading, the Veeam Transport Package on remote components wil...

How to Configure Advanced Syslog Integration Options

Purpose This article documents advanced configuration options for syslog integration with Veeam Backup & Replication, a new feature starting in version 12.1. Solution The following advanced configuration options are available: Add BOM Before MSG Field Add the Unicode byte order mask BOM before th...

Release Information for Veeam Backup & Replication 12.1 and Updates

This update was superseded by Veeam Backup & Replication 12.3. Release Information 12.1.2.172 2024-05-21 Security Vulnerabilities Indicated severity values are CVSS 3.1 scores. Veeam Backup Enterprise Manager VBEM CVE-2024-29849 | Severity: Critical 9.8 This vulnerability in VBEM allows an...

Licensing Requirement Changes in Veeam Recovery Orchestrator 7

Article Applicability The license changes detailed in this article do not affect Veeam Cloud Service Providers due to how rental licenses are generated, operated, and supported. Summary Due to enhanced integrations and architectural changes across the Veeam Data Platform, there are new license...

Release Information for Veeam Backup for Nutanix AHV 5 Cumulative Patches

Important Note Due to a potential issue in Veeam Backup for Nutanix AHV 5.0, which may negatively affect backup chains under specific circumstances, it is strongly recommended that you prepare a maintenance window to upgrade to Veeam Backup for Nutanix AHV 5.1 as soon as you are able - prior...

Veeam Agent for Microsoft Windows Backup Session Failure is Reported as Successful

Challenge In certain rare circumstances, a failed backup retry session for a Veeam Agent for Microsoft Windows job operating in Managed by backup server mode may be reported as a Success. Impacted Configuration Veeam Backup & Replication 12 build 12.0.x Deployed. Veeam Agent for Microsoft Windows...

How to Set Custom Deployer and Data Mover Ports for Managed Linux Agents

Purpose By default, during the deployment of Veeam Agent for Linux on a Linux machine by Veeam Backup & Replication, the services listed below use the default ports indicated. This article documents how to change those default ports using custom settings on the Veeam Backup Server. Veeam Deployer...

Release History for Veeam ONE 12.1

Veeam ONE 12.1 Builds 12.1.0.3208 Release Information Release Notes What's New Download Information Product Upgrade Order As documented in the Veeam ONE Release Notes: If you have Veeam Backup & Replication servers connected to Veeam ONE, upgrade Veeam ONE first; Veeam Backup & Replication must b...

Release Information for Veeam Backup for Salesforce 2 Cumulative Patches

This update has been superseded by Veeam Backup for Salesforce 3. Requirements Please confirm that you are running Veeam Backup for Salesforce 2.1 build 2.1.0.4675 or earlier before upgrading. You can find the currently installed build number in the Configuration About section. After the upgrade,...

The vulnerability of the Veeam ONE monitoring software lies in its insufficient protection of operational data, allowing a hacker to execute arbitrary code on the SQL server.

The vulnerability of the Veeam ONE monitoring software relates to insufficient protection of operational data. Exploiting this vulnerability allows a malicious actor to execute arbitrary code on the SQL server remotely...

Veeam ONE 11.x < 11.0.0.1379 / 11.0.1.x < 11.0.1.1880 / 12.x < 12.0.1.2591 Multiple Vulnerabiltiies (KB4508)

The version of Veeam ONE installed on the remote Windows host is affected by multiple vulnerabilities, as disclosed in the vendor's advisory with KB ID 4508, including the following: - A vulnerability in Veeam ONE allows an unauthenticated user to gain information about the SQL server connection...