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Veeam Backup \& ReplicationApplication · Veeam

CVE-2024-29851

HIGH · 7.2 CVSS v3.0 Published 2024-05-22
Fix available
A fix is available. Upgrade to 12.1.2.172 or later.
See remediation →
78/100
Remediation priority · High
Remotely reachable Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Veeam Backup Enterprise Manager allows high-privileged users to steal NTLM hash of Enterprise manager service account.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · moderate confidence

Veeam Backup Enterprise Manager contains an information disclosure vulnerability that allows authenticated high-privileged users to steal the NTLM hash of the Enterprise Manager service account. This occurs due to improper handling of authentication requests, enabling credential harvesting for lateral movement or privilege escalation within the domain.

MitigationApply the vendor-provided patch for CVE-2024-29851. As an interim measure, consider implementing additional monitoring for suspicious authentication activities and reviewing NTLM authentication settings to reduce exposure.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Veeam Backup \& ReplicationApplication
Affected:< 12.1.2.172

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify Veeam Backup Enterprise Manager installation
    Open the Veeam Backup & Replication client, navigate to Menu > About, or check Windows Programs and Features for the 'Veeam Backup Enterprise Manager' component.
    Affected if Enterprise Manager component is installed on the system
  2. Verify installed Veeam Backup & Replication version
    In the Veeam Backup & Replication client, go to Help > About or check the installed version in Windows Programs and Features. Compare the version number to 12.1.2.172.
    Affected if Installed version is lower than 12.1.2.172 (e.g., 12.0.x, 11.x, or earlier)
  3. Confirm Enterprise Manager service is running
    Open Windows Services on the Enterprise Manager server and locate the 'Veeam Enterprise Manager' service. Check if it is running and identify the service account under which it executes.
    Affected if The Enterprise Manager service is running and uses a domain service account
  4. Check Enterprise Manager web interface exposure
    Review firewall rules and network configuration to determine if the Enterprise Manager web portal (default port 9443) is accessible from network segments outside the trusted domain.
    Affected if Enterprise Manager is reachable from untrusted networks or the internet

The environment is affected if Veeam Backup Enterprise Manager is installed with a version prior to 12.1.2.172 and the service is accessible to authenticated high-privileged users.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to 12.1.2.172 or later
Fixed in 12.1.2.172
Interim mitigation

Apply the vendor-provided patch for CVE-2024-29851. As an interim measure, consider implementing additional monitoring for suspicious authentication activities and reviewing NTLM authentication settings to reduce exposure.

Recommended fix High confidence

Veeam Backup & Replication 12.1.2.172

  1. Download Veeam Backup & Replication version 12.1.2.172 or later from the official Veeam downloads portal
  2. Create a full backup of the Veeam configuration before proceeding with the upgrade
  3. Review the Veeam Upgrade Guide for version 12.1.2.172 to ensure all prerequisites are met
  4. Run the Veeam installer and select to upgrade the existing installation
  5. Follow the on-screen upgrade wizard prompts to complete the installation
  6. After upgrade, verify the Enterprise Manager service is running correctly
  7. Confirm the vulnerability is resolved by checking the Veeam release notes for the fixed version

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Veeam Backup \& Replication Scoped from the published advisory
  • Consultation4.0 h
  • Implementation2.0 h
  • Testing3.0 h
  • Review / QA2.0 h
11.0 hours of engineering $1,970
Get the upgrade done

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $3,152.

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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2024-29851 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data