Security readout for executives and security teams
Plain-English summary
This old APC management-card flaw can let a remote attacker temporarily lock the card by repeatedly failing Telnet logins. The main business risk is loss of management access to UPS or power equipment, not confirmed takeover. Exposure depends on having an affected APC Web/SNMP Management Card below Firmware 310 with Telnet reachable.
Executive priority
Treat as a legacy infrastructure resilience issue. Prioritize if these cards manage critical power equipment or expose Telnet beyond trusted administrators. Otherwise, handle through asset cleanup and network hardening.
Technical view
CVE-2001-0564 affects APC Web/SNMP Management Card firmware prior to 310. The card only supports one Telnet connection, and repeated failed logon attempts can temporarily lock it, causing denial of service. The public record does not provide CVSS, CWE, or detailed affected model data.
Likely exposure
Likely limited to legacy APC Web/SNMP Management Cards running firmware earlier than 310, especially where Telnet is reachable from untrusted networks or broad internal segments.
Exploitation context
The CVE describes remote denial of service through repeated failed Telnet logons. CISA KEV status is false in the provided bundle, and no cited source confirms active exploitation.
Researcher notes
Public details are sparse and dated. The record names firmware prior to 310 but does not enumerate models, CVSS, or vendor advisory text. Avoid assuming broader APC product impact without asset-specific confirmation.
Mitigation direction
- Identify APC Web/SNMP Management Cards and their firmware versions.
- Upgrade affected cards to Firmware 310 or later if vendor guidance supports it.
- Restrict Telnet and management access to trusted administration networks.
- Review APC or successor-vendor guidance for supported fixes on legacy hardware.
Validation and detection
- Confirm whether any APC Web/SNMP Management Card is below Firmware 310.
- Determine whether Telnet is enabled and reachable from untrusted networks.
- Check monitoring logs for repeated failed Telnet login attempts.
- Document compensating controls for devices that cannot be upgraded.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2001-0564 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
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
- apc-telnet-dos(6199)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.