ICSA-21-222-02

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Siemens Automation License Manager

Advisory ansehen veröffentlicht 2021-08-10

A vulnerability was identified in the Automation License Manager software that could be triggered by sending specially crafted packets to port 4410/tcp of an affected system. This could cause a denial-of-service preventing legitimate users from using the system. Siemens has released an update for the Automation License Manager 6 and recommends to update to the latest version. Siemens recommends specific countermeasures for products where updates are not, or not yet available.

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beschreibt (1)

Zugehörige CVEs.

IDSchweregrad ausnutzbar
CVE-2021-25659UShigh7.5—
A vulnerability has been identified in Automation License Manager 5 (All versions), Automation License Manager 6 (All versions < V6.0 SP9 Update 2). Sending specially crafted packe…
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Referenzen

Externe Belege — Patches, Meldungen, Analysen.

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Behebungen (4)

  • MitigationAutomation License Manager 5

    If remote connections are needed, limit remote access to port 4410/tcp to trusted systems only

  • MitigationAutomation License Manager 6

    If remote connections are needed, limit remote access to port 4410/tcp to trusted systems only

  • Kein Fix verfügbarAutomation License Manager 5

    Currently no remediation is available

  • BehobenAutomation License Manager 6

    Update to V6.0 SP9 Update 2 or later

    https://support.industry.siemens.com/cs/ww/en/view/114358/
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