CVE-2026-33272

A malicious user with physical access to the device can boot the switch from factory settings without authentication, use the default administrative credentials to obtain administrative access, and save changes to the configuration file so that they persist next time the switch boots normally.

CVSS 4.0

6.8CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:N/SC:L/SI:H/SA:N

CVSS 3.1

4.9CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N

EPSS

0.1% chance of exploitation in the next 30 days; higher than 4% of CVEs (scores of 2026-10-25)

CWE

CWE-288

Published

2026-10-09

Modified

2026-10-11

Record from

the NVD, synced 2026-10-19

References

• https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-281-01.json
• https://www.cisa.gov/news-events/ics-advisories/icsa-26-281-01
• https://www.hms-networks.com/
• https://www.hms-networks.com/cybersecurity

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