CVE-2025-66620

Summary

An unused webshell in MicroServer allows unlimited login attempts, with sudo rights on certain files and directories. An attacker with admin access to MicroServer can gain limited shell access, enabling persistence through reverse shells, and the ability to modify or remove data stored in the file system.

Affected Software

Weaknesses

• CWE-553: CWE-553 Command Shell in Externally Accessible Directory

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: total

References

• https://www.cisa.gov/news-events/ics-advisories/icsa-26-006-01
• https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-006-01.json

• ←Previous
• Next→