CVE-2021-41744
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 · uneditedAll versions of yongyou PLM are affected by a command injection issue. UFIDA PLM (Product Life Cycle Management) is a strategic management method. It applies a series of enterprise application systems to support the entire process from conceptual design to the end of product life, and the collaborative creation, distribution, application and management of product information across organizations. Yonyou PLM uses jboss by default, and you can access the management control background without authorization An attacker can use this vulnerability to gain server permissions.
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 confidenceYongyou PLM contains a command injection vulnerability in all versions, allowing unauthenticated attackers to execute arbitrary commands on the server. The issue is compounded by the default exposure of the JBoss management console without authentication, enabling direct access to the management interface.
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 dataall versionsCVSS 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 exposed JBoss management portsScan your network for open ports 9990, 9999, or 8080 which commonly host the JBoss management console. Use 'netstat -an | grep -E "(9990|9999|8080)" or nmap -p 9990,9999,8080 <target>Affected if Any of these management ports are open and accessible from an untrusted network
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Verify management console authenticationAttempt to access the JBoss management interface at http://<host>:9990/ or http://<host>:9999/ and observe whether a login prompt appears before access is grantedAffected if The management console grants access without requiring valid credentials
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Check for default JBoss endpointsProbe for unauthenticated access to /jmx-console or /web-console paths on your JBoss server. Trycurl -I http://<host>:8080/jmx-console/Affected if These endpoints respond without authentication or return administrative interfaces
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Confirm PLM application exposureIdentify if the Yongyou PLM application is directly accessible on the network and determine what JBoss version it runs on, if possibleAffected if The PLM web interface is exposed without network-level access controls
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Review firewall rules for management interfacesExamine host-based and network firewall rules to determine if management ports (9990, 9999) are blocked from external access. Check iptables, Windows Firewall, or cloud security groupsAffected if Firewall rules permit untrusted source IPs to reach JBoss management ports
If the JBoss management console is network-accessible without authentication, the environment is affected by this vulnerability.
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 access to the JBoss management console and implement proper authentication. Additionally, sanitize and validate all user inputs to prevent command injection attacks.
- Consultation8.0 h
- Implementation16.0 h
- Testing8.0 h
- Review / QA4.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $10,240.
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Free · runs locallyCheck whether your project pulls in CVE-2021-41744 — 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-2021-41744 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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- 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
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