Security readout for executives and security teams
A legacy Cisco Virtual Central Office 4000 (VCO/4K) telephony switch stored usernames and passwords in its SNMP management database using weak encryption. Anyone who could read SNMP with the correct community string could pull those credentials and recover the passwords, then log in with elevated privileges. The device is decades old and unlikely to be in modern production environments. Extremely limited today. VCO/4K is end-of-life carrier-grade telephony equipment from the late 1990s. Exposure is confined to any remaining legacy installations where SNMP is reachable and the community string is known or guessable (default "public" was common on gear of this era). Low priority for modern enterprises unless legacy VCO/4K hardware is still in service. If any such device exists, treat it as a decommissioning item rather than a patching item, since no fix is cited and the platform is obsolete. Mitigation focus: Retire or replace any remaining VCO/4K units; the platform is long past vendor support.; Restrict SNMP access to trusted management networks via ACLs and firewall rules.; Change default and guessable SNMP community strings; prefer SNMPv3 with authentication where supported..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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Open ATT&CK lookupCVE-2000-0955 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
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- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- cisco-vco-snmp-passwords(5425)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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