dbcve.org
Sinec Network Management SystemApplication · Siemens

CVE-2022-24282

HIGH · 7.2 CVSS v3.1 Published 2022-03-08
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
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
A vulnerability has been identified in SINEC NMS (All versions >= V1.0.3 < V2.0), SINEC NMS (All versions < V1.0.3), SINEMA Server V14 (All versions). The affected system allows to upload JSON objects that are deserialized to Java objects. Due to insecure deserialization of user-supplied content by the affected software, a privileged attacker could exploit this vulnerability by sending a maliciously crafted serialized Java object. This could allow the attacker to execute arbitrary code on the device with root privileges.

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

SINEC NMS and SINEMA Server have an insecure deserialization vulnerability where JSON objects are deserialized to Java objects without proper validation. A privileged attacker can send a maliciously crafted serialized Java object that, upon deserialization, allows arbitrary code execution with root privileges.

MitigationApply vendor patches (upgrade SINEC NMS to V2.0 or later, or obtain patched version from Siemens for SINEMA Server V14). If patching is not immediately possible, restrict network access to the management interface and monitor for serialized object traffic.

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
Sinec Network Management SystemApplication
Affected:>= 1.0.3

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:3.1/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 if SINEC NMS or SINEMA Server is installed
    Review installed software on the system or check for Siemens management applications in the system inventory
    Affected if Either SINEC NMS or SINEMA Server is present on the system
  2. Determine the installed version of SINEC NMS
    Check the application's version information through its web interface, installation directory, or system registry
    Affected if The version is 1.0.3 or higher (any version starting at 1.0.3)
  3. Determine the installed version of SINEMA Server
    Check the application's version information through its web interface, installation directory, or system registry
    Affected if The version is V14 or earlier (since V14 requires a patch)
  4. Verify if the management interface is network-accessible
    Check firewall rules and network configuration to determine if the SINEC NMS or SINEMA Server web interface is exposed to the network
    Affected if The management interface is reachable from untrusted networks

A system is affected if SINEC NMS version 1.0.3 or higher, or SINEMA Server V14 or earlier, is installed and its management 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 patches (upgrade SINEC NMS to V2.0 or later, or obtain patched version from Siemens for SINEMA Server V14). If patching is not immediately possible, restrict network access to the management interface and monitor for serialized object traffic.

Recommended fix High confidence

SINEC NMS V2.0 (or later)

  1. 1. Identify the current version of SINEC NMS or SINEMA Server V14 installed in your environment.
  2. 2. If running SINEC NMS version < V2.0, plan an upgrade to SINEC NMS V2.0 or later.
  3. 3. If running SINEMA Server V14, check Siemens support for available updates or migrate to SINEC NMS V2.0.
  4. 4. Before upgrading, backup all configurations and data.
  5. 5. Perform the upgrade following Siemens official documentation.
  6. 6. After upgrade, verify the deserialization vulnerability is remediated by confirming the system accepts only whitelisted data types.
Caveat Review Siemens release notes for V2.0 to check for configuration changes, API modifications, or feature differences that may require adjustment.

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

Fix this in Sinec Network Management System Scoped from the published advisory
  • Consultation3.0 h
  • Implementation4.0 h
  • Testing6.0 h
  • Review / QA3.0 h
16.0 hours of engineering $2,760
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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-2022-24282 in production — separate from our analysis above.

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What this is

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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