Wl EnqApplication · Wl Enq Project

CVE-2020-5560

CRITICAL · 9.8 CVSS v3.1 Published 2020-03-25
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
WL-Enq 1.11 and 1.12 allows remote attackers to execute arbitrary OS commands with the administrative privilege via unspecified vectors.

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

WL-Enq versions 1.11 and 1.12 contains a remote OS command injection vulnerability that allows unauthenticated remote attackers to execute arbitrary operating system commands with administrative privileges. The attack vector is unspecified in the available documentation, but the critical CVSS score (9.8) indicates a severe, easily exploitable flaw likely involving unsanitized input being passed to system calls.

MitigationSince specific vectors are not disclosed, implement defense-in-depth: restrict network access to WL-Enq to only trusted sources, apply vendor patches when available, disable the service if not needed, and monitor for Indicators of Compromise. If the application must remain in production, consider deploying a WAF with virtual patching capabilities.

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
Wl EnqApplication
Affected:= 1.11= 1.12

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 if WL-Enq is installed
    Search for WL-Enq application files, services, or processes on the system. Common locations include /opt/, /usr/local/, or check running services for 'wl-enq' or similar process names.
    Affected if WL-Enq software is present on the system
  2. Determine installed WL-Enq version
    Check the application's version information. Look for version files, examine the binary/application metadata, or query the application directly if it exposes version information via CLI flag (e.g., --version) or web interface.
    Affected if Installed version matches 1.11 or 1.12 exactly
  3. Check if WL-Enq service is exposed to network
    Review network configuration to determine if WL-Enq web interface or API is accessible from network interfaces. Check firewall rules, reverse proxy configurations, and listen addresses in the application configuration.
    Affected if The WL-Enq service is listening on a network-accessible interface (especially untrusted networks)
  4. Verify authentication configuration
    Examine WL-Enq configuration files and authentication settings to confirm whether the command injection endpoint requires authentication. The CVE states unauthenticated attackers can exploit the flaw.
    Affected if The affected endpoint or functionality is accessible without authentication

Your environment is affected if WL-Enq versions 1.11 or 1.12 are installed and the service is network-accessible without requiring authentication, as the command injection can be exploited by any unauthenticated remote attacker.

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

Since specific vectors are not disclosed, implement defense-in-depth: restrict network access to WL-Enq to only trusted sources, apply vendor patches when available, disable the service if not needed, and monitor for Indicators of Compromise. If the application must remain in production, consider deploying a WAF with virtual patching capabilities.

Fix this in Wl Enq Scoped from the published advisory
  • Consultation8.0 h
  • Implementation16.0 h
  • Testing12.0 h
  • Review / QA8.0 h
44.0 hours of engineering $7,720
Get help mitigating

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $12,352.

Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2020-5560 — 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-2020-5560 in production — separate from our analysis above.

No notes yet

Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.

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