CVE-2013-5564
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 · uneditedThe Java process in the Impact server in Cisco Prime Central for Hosted Collaboration Solution (HCS) allows remote attackers to cause a denial of service (process crash) via a flood of TCP packets, aka Bug ID CSCug57345.
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 denial of service vulnerability exists in the Java process running within the Impact server component of Cisco Prime Central for Hosted Collaboration Solution (HCS). Remote, unauthenticated attackers can crash the Java process by sending a flood of TCP packets to the affected server.
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
- Authentication
- None
- Confidentiality
- None
- Integrity
- None
- Availability
- Partial
AV:N/AC:L/Au:N/C:N/I:N/A:P
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 Cisco Prime Central for HCS is installedCheck system inventory or installed software for 'Cisco Prime Central for Hosted Collaboration Solution' or 'HCS' componentsAffected if The product is installed on the system
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Confirm the Impact server Java process is runningUse process monitoring tools to identify running Java processes associated with the Impact server component. Look for Java processes with 'Impact' in the command line or process nameAffected if A Java process related to the Impact server component is actively running
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Determine network exposure of the Impact serverIdentify listening ports on the system and check which network interfaces/IPs they bind to. Look for ports associated with the Impact server componentAffected if The Impact server ports are bound to accessible network interfaces and reachable from untrusted networks
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Check for rate limiting or firewall protectionsReview firewall rules, network ACLs, or rate limiting configurations that may restrict TCP traffic to the Impact serverAffected if No rate limiting or firewall rules are in place to restrict TCP traffic to the Impact server
A user is affected if Cisco Prime Central for HCS is installed with the Impact server Java process running and exposed to network access without adequate TCP flood protections.
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 for CSCug57345 when available. In the interim, implement network-level protections such as rate limiting, firewall rules restricting unnecessary TCP traffic to the Impact server, and IDS/IPS signatures to detect and block TCP flood traffic.
- Consultation2.0 h
- Implementation2.0 h
- Testing2.0 h
- Review / QA1.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2013-5564 — 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-2013-5564 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
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