NN-2026:19-01

csafUSnozomi_psirt

Incorrect authorization in Credentials Manager in Guardian/CMC before 26.3.0

view advisory published 2026-09-08

A published security advisory; the vulnerabilities below are the ones it describes.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-33388US—OT elevated—
An access control vulnerability was discovered in the Credentials Manager functionality due to insufficient validation of user privileges. A remote authenticated user with limited…
02

remediations (4)

  • MitigationCMC

    Use internal firewall features to limit access to the web management interface. Review all accounts with access to it and delete unnecessary ones. Review the existing entries in the Credentials Manager for unauthorized modifications.

  • MitigationGuardian

    Use internal firewall features to limit access to the web management interface. Review all accounts with access to it and delete unnecessary ones. Review the existing entries in the Credentials Manager for unauthorized modifications.

  • FixedCMC

    Upgrade to v26.3.0 or later.

  • FixedGuardian

    Upgrade to v26.3.0 or later.

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