Security readout for executives and security teams
Certain Belden GarrettCom Magnum industrial switches may contain a built-in privileged console password in MNS firmware before 4.5.6. The main business risk is unauthorized local access to critical network equipment where physical console access is possible and the affected account is enabled. Exposure is most likely in OT or industrial environments still operating Magnum 6K or 10K switches with MNS firmware older than 4.5.6. The bundle does not prove broad default exposure across all installations. Treat this as a targeted OT asset-hardening issue, not an internet-scale emergency. Prioritize sites where these switches support critical operations, are difficult to monitor, or have weak physical access controls. Mitigation focus: Upgrade affected MNS firmware to 4.5.6 or later where vendor guidance supports it.; Confirm whether the privileged serial-console account is enabled and disable it if possible.; Restrict physical access to switch console ports and network cabinets..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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Credential and access behavior lookup
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Open ATT&CK lookupCVE-2015-3959 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- 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
- https://ics-cert.us-cert.gov/advisories/ICSA-15-167-01CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
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