NA

CVE-2023-20215

Published: 03/08/2023 Updated: 25/01/2024
CVSS v3 Base Score: 5.3 | Impact Score: 1.4 | Exploitability Score: 3.9
VMScore: 0

Vulnerability Summary

A vulnerability in the scanning engines of Cisco AsyncOS Software for Cisco Secure Web Appliance could allow an unauthenticated, remote malicious user to bypass a configured rule, allowing traffic onto a network that should have been blocked. This vulnerability is due to improper detection of malicious traffic when the traffic is encoded with a specific content format. An attacker could exploit this vulnerability by using an affected device to connect to a malicious server and receiving crafted HTTP responses. A successful exploit could allow the malicious user to bypass an explicit block rule and receive traffic that should have been rejected by the device.

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cisco asyncos 11.7.0-406

cisco asyncos 11.7.0-418

cisco asyncos 11.7.1-006

cisco asyncos 11.7.1-020

cisco asyncos 11.7.1-049

cisco asyncos 11.7.2-011

cisco asyncos 11.8.0-414

cisco asyncos 11.8.1-023

cisco asyncos 11.8.3-018

cisco asyncos 11.8.3-021

cisco asyncos 12.0.1-268

cisco asyncos 12.0.3-007

cisco asyncos 12.5.1-011

cisco asyncos 12.5.2-007

cisco asyncos 12.5.4-005

cisco asyncos 12.5.5-004

cisco asyncos 14.0.2-012

cisco asyncos 14.0.3-014

cisco asyncos 14.0.4-005

cisco asyncos 14.5.0-498

cisco asyncos 14.5.1-008

cisco asyncos 14.5.1-016

Vendor Advisories

A vulnerability in the scanning engines of Cisco AsyncOS Software for Cisco Secure Web Appliance could allow an unauthenticated, remote attacker to bypass a configured rule, allowing traffic onto a network that should have been blocked This vulnerability is due to improper detection of malicious traffic when the traffic is encoded with a specific ...