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5.8 Medium

CVE-2025-20183 A vulnerability in a policy-based Cisco Application Visibility and Control (AVC) implementation of Cisco AsyncOS…

Description

A vulnerability in a policy-based Cisco Application Visibility and Control (AVC) implementation of Cisco AsyncOS Software for Cisco Secure Web Appliance could allow an unauthenticated, remote attacker to evade the antivirus scanner and download a malicious file onto an endpoint.  The vulnerability is due to improper handling of a crafted range request header. An attacker could exploit this vulnerability by sending an HTTP request with a crafted range request header through the affected device. A successful exploit could allow the attacker to evade the antivirus scanner and download malware onto the endpoint without detection by Cisco Secure Web Appliance.

Affected products and versions

Product Affected versions Fixed in
Cisco Secure Web Appliance 15.2 15.2.0-116 → 15.2.0-164 No fix stated
Cisco Secure Web Appliance 15.1.0-287 No fix stated
Cisco Secure Web Appliance 15.0 15.0.0-322 → 15.0.0-355 No fix stated
Cisco Secure Web Appliance 14.5 14.5.0-498 → 14.5.3-033 No fix stated
Cisco Secure Web Appliance 14.1 14.1.0-032 → 14.1.0-047 No fix stated
Cisco Secure Web Appliance 14.0 14.0.1-014 → 14.0.5-007 No fix stated
Cisco Secure Web Appliance 12.5 12.5.1-011 → 12.5.6-008 No fix stated
Cisco Secure Web Appliance 12.0 12.0.1-268 → 12.0.5-011 No fix stated
Cisco Secure Web Appliance 11.8 11.8.0-414 → 11.8.4-004 No fix stated

References

Timeline

  1. Published
  2. Last modified

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