CVE-2021-29644
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 · uneditedHitachi JP1/IT Desktop Management 2 Agent 9 through 12 contains a remote code execution vulnerability because of an Integer Overflow. An attacker with network access to port 31016 may exploit this issue to execute code with unrestricted privileges on the underlying OS.
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 confidenceHitachi JP1/IT Desktop Management 2 Agent versions 9-12 contains an integer overflow vulnerability allowing remote code execution. An attacker with network access to port 31016 can exploit this to execute arbitrary code with unrestricted system privileges.
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>= 02-50, <= 02-50-07>= 03-00, <= 03-00-12>= 04-00, <= 04-00-17>= 04-50, <= 04-50-16>= 09-50, <= 09-50-03>= 10-01, <= 10-01-06>= 10-10, <= 10-10-16>= 10-50, <= 10-50-11>= 08-00, <= 08-00-04>= 08-10, <= 08-10-05>= 08-51, <= 08-51-18>= 09-00, <= 09-00-07>= 09-50, <= 09-50-09>= 09-51, <= 09-51-15>= 08-00, <= 08-00-05>= 08-10, <= 08-10-06>= 08-51, <= 08-51-19>= 09-00, <= 09-00-09>= 09-50, <= 09-50-09>= 09-51, <= 09-51-13>= 08-00, <= 08-00-07>= 08-10, <= 08-10-06>= 08-51, <= 08-51-19>= 09-00, <= 09-00-09>= 09-50, <= 09-50-09>= 09-51, <= 09-51-13>= 09-50, <= 09-50-03>= 09-51, <= 09-51-05>= 10-00, <= 10-00-02>= 10-01, <= 10-01-05>= 10-02, <= 10-02-05>= 10-10, <= 10-10-16>= 10-50, <= 10-50-12>= 11-00, <= 11-00-11>= 11-01, <= 11-01-12>= 11-10, <= 11-10-10>= 11-50, <= 11-50-08>= 11-51, <= 11-51-10>= 12-00, <= 12-00-09>= 12-10, <= 12-10-07>= 12-50, <= 12-50-03CVSS 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 installed Hitachi JP1/IT Desktop Management productsReview installed software on the system for any of these products: Hitachi It Operations Director, Hitachi Job Management Partner 1/it Desktop Management Manager, Hitachi Job Management Partner 1/it Desktop Management 2 Manager, Hitachi Job Management Partner 1/remote Control Agent, Hitachi Job Management Partner 1/software Distribution Client, Hitachi Job Management Partner 1/software Distribution Manager, Hitachi Jp1/it Desktop Management Manager, or Hitachi Jp1/it Desktop Management 2 ManagerAffected if Any of the listed products are installed on the system
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Determine the installed product versionUse the product's built-in version query mechanism or check the program's About/Version information in the installed directory or Windows Add/Remove ProgramsAffected if The installed version falls within any of these ranges: It Operations Director 02-50 through 02-50-07, 03-00 through 03-00-12, 04-00 through 04-00-17, or 04-50 through 04-50-16; JP1/IT Desktop Management Manager 09-50 through 09-50-03, 09-51 through 09-51-05, 10-00 through 10-00-02, 10-01 through 10
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Verify if port 31016 is listeningRun netstat -an or similar network utility to check if the system is listening on TCP port 31016Affected if Port 31016 is in LISTENING state on the system
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Assess network exposure of port 31016From a remote system or using port scanning tools, test if port 31016 is reachable from untrusted networks or verify firewall rules allowing access to port 31016 from non-management hostsAffected if Port 31016 is accessible from network segments that contain untrusted or non-administrative systems
The environment is affected if a vulnerable version of any Hitachi JP1/IT Desktop Management product is installed AND port 31016 is network-accessible to untrusted hosts.
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 dataApply the vendor patch or upgrade to a non-vulnerable version. Restrict network access to port 31016 to authorized management systems only until patching is complete.
- Consultation10.0 h
- Implementation8.0 h
- Testing6.0 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 $8,096.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2021-29644 — 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-2021-29644 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
- No spam, self-promotion, credentials, or personal data