CVE-2017-10817
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 · uneditedMaLion for Windows and Mac 5.0.0 to 5.2.1 allows remote attackers to bypass authentication to alter settings in Relay Service Server.
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 confidenceMaLion versions 5.0.0 through 5.2.1 contain an authentication bypass vulnerability in the Relay Service Server component, allowing remote unauthenticated attackers to modify server settings without valid 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<= 5.2.1CVSS 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 checksWork through these to decide whether this CVE applies to you.
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Identify MaLion installation and versionCheck the installed MaLion version by reviewing the application binaries, installation directory, or system registry entries for MaLion. Common locations include Program Files directories or application-specific configuration files that contain version metadata.Affected if The installed version is 5.0.0, 5.1.0, 5.1.1, 5.2.0, or 5.2.1 (any version from 5.0.0 through 5.2.1 inclusive).
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Confirm Relay Service Server component is in useExamine MaLion configuration files, service listings, or the MaLion administrative interface to determine whether the Relay Service Server component is enabled or installed. Look for service entries, listening ports, or module configurations related to relay functionality.Affected if The Relay Service Server component is present and enabled in the MaLion installation.
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Assess network exposure of Relay Service ServerReview network configuration, firewall rules, and listening services to determine if the Relay Service Server is bound to a network interface accessible from external sources. Check for open ports associated with MaLion relay services.Affected if The Relay Service Server is listening on a network-accessible IP address or interface rather than localhost only.
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Inspect for unauthorized configuration modificationsReview MaLion server configuration files, logs, or the administrative interface for unexpected changes to server settings, particularly modifications made outside of legitimate administrative sessions or from unusual source addresses.Affected if Configuration changes exist that were not performed by authorized administrators, or configuration timestamps show unexpected modifications.
A user is affected if MaLion versions 5.0.0 through 5.2.1 are installed with the Relay Service Server component enabled and exposed to network access.
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.
From vendor dataUpdate MaLion to a version beyond 5.2.1 if a patched release is available. If no patch exists, restrict network access to the Relay Service Server and monitor for unauthorized configuration changes.
- Consultation3.0 h
- Implementation2.0 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 $2,832.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2017-10817 — 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-2017-10817 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
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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