CVE-2023-25597
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 · uneditedA vulnerability in the web conferencing component of Mitel MiCollab through 9.6.2.9 could allow an unauthenticated attacker to download a shared file via a crafted request - including the exact path and filename - due to improper authentication control. A successful exploit could allow access to sensitive information.
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 confidenceA vulnerability in the web conferencing component of Mitel MiCollab through version 9.6.2.9 allows unauthenticated attackers to download shared files by crafting requests with specific paths and filenames, due to improper authentication controls. This enables unauthorized access to sensitive information without any credentials.
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< 9.7CVSS 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
- High
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/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 checksWork through these to decide whether this CVE applies to you.
-
Identify MiCollab installationCheck for MiCollab web conferencing service running on the system, typically accessible via HTTP/HTTPS on common ports (80, 443, 8080). Look for Mitel-related web applications in running services or installed programs.Affected if MiCollab web conferencing component is present and running on the system
-
Determine installed versionAccess the MiCollab admin interface or check system-installed packages/services for the MiCollab version number. Compare against the affected range of versions prior to 9.7.Affected if Installed version is 9.6.2.9 or any version below 9.7
-
Verify web conferencing component is enabledCheck MiCollab configuration settings to confirm the web conferencing component (NuPoint Unified Messaging or equivalent conferencing module) is enabled and accessible.Affected if Web conferencing component is enabled and accessible to network users
-
Test unauthenticated file accessAttempt to access shared files through the web conferencing interface without authentication credentials, using known or common file download paths associated with the conferencing module.Affected if Files can be downloaded without authentication using crafted path requests
The environment is affected if MiCollab version is below 9.7 and the web conferencing component is exposed and accessible without requiring authentication.
Generated from the published advisory. Verify against your own configuration.
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 · scoped9.7
Apply the vendor patch when available and implement network-level access controls to restrict exposure of the web conferencing component to untrusted networks.
Mitel MiCollab 9.7
- Identify the current installed version of Mitel MiCollab by accessing the administration interface or checking system documentation
- Review the MiCollab 9.7 release notes and migration guide for any prerequisites or configuration changes required before upgrading
- Schedule a maintenance window to perform the upgrade to minimize business impact
- Back up the current MiCollab configuration and database according to Mitel best practices
- Upgrade Mitel MiCollab to version 9.7 or later following the official Mitel upgrade documentation
- Verify the upgrade was successful by checking the version number in the administration interface
- Test the web conferencing component to confirm proper functionality after the upgrade
- Verify that the improper authentication vulnerability is remediated by confirming authentication is required for file access
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation3.0 h
- Implementation6.0 h
- Testing3.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $3,984.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-25597 — 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 sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2023-25597 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
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.
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.
- 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