CVE-2023-54342
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 · uneditedEclipse Equinox OSGi versions 3.8 through 3.18 contain a remote code execution vulnerability in the console interface that allows unauthenticated attackers to execute arbitrary code by exploiting the fork command functionality. Attackers can establish a telnet connection to the OSGi console, perform a telnet handshake, and send fork commands to download and execute malicious Java code, establishing a reverse shell connection.
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 confidenceEclipse Equinox OSGi versions 3.8-3.18 contain an unauthenticated remote code execution vulnerability in the console interface. Attackers can connect via telnet and use the fork command functionality to download and execute arbitrary malicious Java code, establishing reverse shell connections.
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
- 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 if Eclipse Equinox OSGi is presentCheck for Java processes running OSGi containers, or look for osgi.jar, equinox.jar, or org.eclipse.osgi_* files in the application runtimeAffected if Eclipse Equinox OSGi framework is installed and running
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Determine the installed Equinox OSGi versionInspect the OSGi bundle manifest for org.eclipse.osgi bundle, or check the JAR file name/version in the installation directoryAffected if The version falls within 3.8 through 3.18 inclusive
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Verify if telnet console is enabledCheck startup scripts or configuration for -console telnet port specification (commonly port 5555 or 5556), or inspect the org.eclipse.equinox.console.group configurationAffected if Telnet console listener is actively listening on a network port
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Confirm network exposure of the consoleUse netstat or ss to check if the console port binds to 0.0.0.0 or an external interface rather than localhost onlyAffected if The console port accepts remote connections from untrusted networks
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Check if fork command extension is loadedInspect the console command list via 'help' or 'so' (services:list) command in the OSGi console to see if fork or osgi.command.function bundle is registeredAffected if The fork command functionality is available in the console
A user is affected if Eclipse Equinox OSGi versions 3.8-3.18 are running with the telnet console exposed to untrusted networks and the fork command is available.
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 dataRestrict network access to the OSGi console interface (disable telnet if not required) and upgrade to a patched version of Eclipse Equinox OSGi beyond version 3.18.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 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 $5,120.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-54342 — 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-2023-54342 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