Vulnerability Database

296,172

Total vulnerabilities in the database

CVE-2025-20183

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.

  • Published: Feb 5, 2025
  • Updated: May 4, 2025
  • CVE: CVE-2025-20183
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.3
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CWEs:

Software From Fixed in
cisco / asyncos 11.8.0-414 11.8.0-414.x
cisco / asyncos 11.8.0-429 11.8.0-429.x
cisco / asyncos 11.8.0-453 11.8.0-453.x
cisco / asyncos 11.8.1-023 11.8.1-023.x
cisco / asyncos 11.8.3-018 11.8.3-018.x
cisco / asyncos 11.8.3-021 11.8.3-021.x
cisco / asyncos 11.8.4-004 11.8.4-004.x
cisco / asyncos 12.0.1-268 12.0.1-268.x
cisco / asyncos 12.0.1-334 12.0.1-334.x
cisco / asyncos 12.0.2-004 12.0.2-004.x
cisco / asyncos 12.0.2-012 12.0.2-012.x
cisco / asyncos 12.0.3-005 12.0.3-005.x
cisco / asyncos 12.0.3-007 12.0.3-007.x
cisco / asyncos 12.0.4-002 12.0.4-002.x
cisco / asyncos 12.0.5-011 12.0.5-011.x
cisco / asyncos 12.5.1-011 12.5.1-011.x
cisco / asyncos 12.5.1-043 12.5.1-043.x
cisco / asyncos 12.5.2-007 12.5.2-007.x
cisco / asyncos 12.5.2-011 12.5.2-011.x
cisco / asyncos 12.5.3-002 12.5.3-002.x
cisco / asyncos 12.5.4-005 12.5.4-005.x
cisco / asyncos 12.5.4-011 12.5.4-011.x
cisco / asyncos 12.5.5-004 12.5.5-004.x
cisco / asyncos 12.5.5-005 12.5.5-005.x
cisco / asyncos 12.5.5-008 12.5.5-008.x
cisco / asyncos 12.5.6-008 12.5.6-008.x
cisco / asyncos 14.0.1-014 14.0.1-014.x
cisco / asyncos 14.0.1-040 14.0.1-040.x
cisco / asyncos 14.0.1-053 14.0.1-053.x
cisco / asyncos 14.0.1-503 14.0.1-503.x
cisco / asyncos 14.0.2-012 14.0.2-012.x
cisco / asyncos 14.0.3-014 14.0.3-014.x
cisco / asyncos 14.0.4-005 14.0.4-005.x
cisco / asyncos 14.0.5-007 14.0.5-007.x
cisco / asyncos 14.1.0-032 14.1.0-032.x
cisco / asyncos 14.1.0-041 14.1.0-041.x
cisco / asyncos 14.1.0-047 14.1.0-047.x
cisco / asyncos 14.5.0-498 14.5.0-498.x
cisco / asyncos 14.5.0-537 14.5.0-537.x
cisco / asyncos 14.5.0-673 14.5.0-673.x
cisco / asyncos 14.5.1-008 14.5.1-008.x
cisco / asyncos 14.5.1-016 14.5.1-016.x
cisco / asyncos 14.5.1-510 14.5.1-510.x
cisco / asyncos 14.5.1-607 14.5.1-607.x
cisco / asyncos 14.5.2-011 14.5.2-011.x
cisco / asyncos 14.5.3-033 14.5.3-033.x
cisco / asyncos 15.0.0-322 15.0.0-322.x
cisco / asyncos 15.0.0-355 15.0.0-355.x
cisco / asyncos 15.1.0-287 15.1.0-287.x
cisco / asyncos 15.2.0-116 15.2.0-116.x
cisco / asyncos 15.2.0-164 15.2.0-164.x