CVE-2008-6577
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 · uneditedNortel MG1000S, Signaling Server, and Call Server on the Communications Server 1000 (CS1K) 4.50.x contain multiple unspecified hard-coded accounts and passwords, which allows remote attackers to gain privileges.
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 confidenceNortel MG1000S, Signaling Server, and Call Server on Communications Server 1000 (CS1K) 4.50.x contain multiple undocumented hard-coded accounts and passwords embedded in the firmware/software, allowing remote attackers to gain full administrative privileges without authentication.
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= 4.50CVSS 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
- Complete
- Integrity
- Complete
- Availability
- Complete
AV:N/AC:L/Au:N/C:C/I:C/A:C
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 Nortel CS1000 versionAccess the system administration interface or use the appropriate CLI command (such as 'show system' or 'version display') to retrieve the current software version of the Nortel CS1000/Communication Server 1000 systemAffected if The installed version is 4.50 (the specific affected version per the CVE)
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Enumerate all local user accountsUse the system administration tools or query the user account database to list all configured local accounts on the MG1000S, Signaling Server, or Call Server. This may be done through the admin interface, LDAP integration settings, or system configuration filesAffected if Any undocumented or unknown accounts exist beyond those explicitly created by your organization
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Review default administrative accountsInspect the system for built-in or default administrative accounts that may be present in addition to your organization's admin accounts. Check configuration files, the user directory, and authentication settings for accounts with elevated privileges that were not created by your administratorsAffected if Hidden, hardcoded, or default administrative accounts are present on the system
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Verify account creation audit trailCross-reference all active user accounts against your organization's documented account provisioning records. Check system logs and audit trails to confirm all accounts were created through legitimate administrative processesAffected if Any accounts exist that cannot be traced to an approved provisioning request
You are affected if your installed Nortel CS1000 version is exactly 4.50 OR if undocumented administrative accounts exist on your system beyond those your organization created.
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 vendor-supplied patches or upgrade to a patched version of CS1K; if unavailable, disable/default all unnecessary accounts, implement network segmentation to restrict management interface exposure, and monitor for unauthorized access.
- Consultation6.0 h
- Implementation12.0 h
- Testing6.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2008-6577 — 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-2008-6577 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