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Unify Openscape 4000Application · Atos

CVE-2023-29473

CRITICAL · 9.8 CVSS v3.1 Published 2023-04-06
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
100/100
Remediation priority · Urgent
Remotely reachable No privileges 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
webservice in Atos Unify OpenScape 4000 Platform and OpenScape 4000 Manager Platform 10 R1 before 10 R1.34.4 allows an unauthenticated attacker to run arbitrary commands on the platform operating system and achieve administrative access, aka OSFOURK-23710.

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 · high confidence

This is a critical command injection vulnerability in the webservice component of Atos Unify OpenScape 4000 Platform and Manager Platform. An unauthenticated attacker can exploit this flaw to execute arbitrary operating system commands and gain administrative privileges on the affected system.

MitigationApply vendor patch 10 R1.34.4 or later to the OpenScape 4000 webservice component. If patching is immediately infeasible, restrict network access to the webservice interface via firewall rules or disable remote access until the patch can be deployed.

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
Unify Openscape 4000Application
Affected:= 10
Unify Openscape 4000 ManagerApplication
Affected:= 10

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
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/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 OpenScape 4000 version
    Access the system management interface or check the installed software version via command line or system information panel. Look for the exact version string such as V10, V10 R1.x, or similar version notation.
    Affected if The installed version is 10.x (any subversion of 10) without having applied the R1.34.4 patch.
  2. Confirm webservice component is running
    Check the system services or process list for the webservice component. On the management platform, navigate to system status or services configuration to verify the webservice is active.
    Affected if The webservice component is enabled and running - this is the vulnerable component that must be active for exploitation.
  3. Determine webservice network accessibility
    Review firewall rules, network configuration, or access control lists to determine if the webservice interface (typically ports 80/443 or vendor-specified ports) is accessible from untrusted networks.
    Affected if The webservice is exposed to untrusted or public networks without proper access restrictions - the flaw is remotely exploitable by unauthenticated attackers.
  4. Check patch level of webservice
    If accessible, examine the webservice component version or patch information through the management interface, or review applied patches in the system update history.
    Affected if The installed patch level is earlier than R1.34.4, indicating the command injection vulnerability remains unfixed.

A user is affected if their OpenScape 4000 or Manager version is 10.x, the webservice component is enabled, and the patch level is below R1.34.4, especially if the interface is network-accessible.

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
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply vendor patch 10 R1.34.4 or later to the OpenScape 4000 webservice component. If patching is immediately infeasible, restrict network access to the webservice interface via firewall rules or disable remote access until the patch can be deployed.

Recommended fix High confidence

10 R1.34.4 (or later stable release)

  1. 1. Identify the current installed version of Unify Openscape 4000 or Openscape 4000 Manager by accessing the system administration interface or running version diagnostics
  2. 2. Confirm the current version is below 10 R1.34.4 (versions 10 R1 through 10 R1.34.3 are affected)
  3. 3. Review the official Unify release notes and upgrade documentation for version 10 R1.34.4
  4. 4. Schedule a maintenance window and create a full system backup
  5. 5. Download the 10 R1.34.4 (or latest stable) update package from the official Unify support portal at networks.unify.com
  6. 6. Apply the upgrade following Unify's documented upgrade procedure for Openscape 4000 platform
  7. 7. After upgrade completion, verify the system version reflects 10 R1.34.4 or later
  8. 8. Test that the webservice is functioning normally and confirm the vulnerability is remediated
Caveat Review Unify release notes for any compatibility considerations or configuration changes required during upgrade

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

Fix this in Unify Openscape 4000 Scoped from the published advisory
  • Consultation4.0 h
  • Implementation4.0 h
  • Testing4.0 h
  • Review / QA2.0 h
14.0 hours of engineering $2,480
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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-2023-29473 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