OS Command InjectionWeakness · CWE-78

CVE-2025-46271

CRITICAL · 9.1 CVSS v3.1 Published 2025-04-24
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
UNI-NMS-Lite is vulnerable to a command injection attack that could allow an unauthenticated attacker to read or manipulate device data.

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

UNI-NMS-Lite contains a command injection vulnerability allowing unauthenticated attackers to execute arbitrary commands on the underlying system. The vulnerability is remotely exploitable without authentication, enabling attackers to read or manipulate device data managed by the NMS system.

MitigationApply vendor patches immediately if available; otherwise, restrict network access to the NMS interface, implement input validation and sanitization at all command execution points, and consider disabling external command execution features until a fix is deployed.

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

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
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

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. Confirm UNI-NMS-Lite installation and version
    Locate the UNI-NMS-Lite installation on the system. Check for version information in installation files, configuration directories, or by querying the application directly through its web interface or CLI if available.
    Affected if The installed version matches or falls within the affected version range for CVE-2025-46271
  2. Identify web interface exposure
    Determine if the UNI-NMS-Lite web interface is accessible from the network. Check firewall rules, reverse proxy configurations, and network ACLs that govern access to the application.
    Affected if The web interface is reachable from untrusted network segments without authentication restrictions
  3. Verify authentication enforcement on endpoints
    Review the application configuration and authentication settings to confirm that all endpoints, particularly those accepting user input, require valid authentication credentials.
    Affected if Authentication is not enforced and unauthenticated users can access endpoints that process user-supplied data
  4. Inspect input handling mechanisms
    Examine the application source code or configuration files to identify how user input is processed. Look for code paths where user-supplied data is passed to system command execution functions (shell, exec, system, passthru, or similar).
    Affected if User input is directly concatenated into shell commands or passed to command execution functions without sanitization or parameterized alternatives
  5. Check for recent access logs
    Review web server and application access logs for unusual or suspicious request patterns that may indicate exploitation attempts against input-handling endpoints.
    Affected if Logs show requests with shell metacharacters or unexpected command sequences submitted to input fields

A user is affected if UNI-NMS-Lite is running a vulnerable version, its web interface is network-accessible, and unauthenticated users can submit input that reaches command execution functions.

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.

From vendor data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply vendor patches immediately if available; otherwise, restrict network access to the NMS interface, implement input validation and sanitization at all command execution points, and consider disabling external command execution features until a fix is deployed.

Have this fixed Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing6.0 h
  • Review / QA4.0 h
22.0 hours of engineering $3,860
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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2025-46271 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.

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-2025-46271 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