Description

Cisco is aware of a potential vulnerability.  Cisco is currently investigating and will update these details as appropriate as more information becomes available.

INFO

Published Date :

2025-12-17T16:47:13.128Z

Last Modified :

2025-12-18T04:55:21.334Z

Source :

cisco
AFFECTED PRODUCTS

The following products are affected by CVE-2025-20393 vulnerability.

Vendors Products
Cisco
  • Asyncos
  • Secure Email
  • Secure Email And Web Manager
  • Secure Email And Web Manager M170
  • Secure Email And Web Manager M190
  • Secure Email And Web Manager M195
  • Secure Email And Web Manager M380
  • Secure Email And Web Manager M390
  • Secure Email And Web Manager M390x
  • Secure Email And Web Manager M395
  • Secure Email And Web Manager M680
  • Secure Email And Web Manager M690
  • Secure Email And Web Manager M690x
  • Secure Email And Web Manager M695
  • Secure Email And Web Manager Virtual Appliance M100v
  • Secure Email And Web Manager Virtual Appliance M300v
  • Secure Email And Web Manager Virtual Appliance M600v
  • Secure Email Gateway
  • Secure Email Gateway C195
  • Secure Email Gateway C395
  • Secure Email Gateway C695
  • Secure Email Gateway Virtual Appliance C100v
  • Secure Email Gateway Virtual Appliance C300v
  • Secure Email Gateway Virtual Appliance C600v
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-20393.

URL Resource
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sma-attack-N9bf4 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact