QID 379485

QID 379485: Cisco Secure Client Carriage Return Line Feed Injection Vulnerability (cisco-sa-secure-client-crlf-W43V4G7)

A vulnerability in the SAML authentication process of Cisco Secure Client could allow an unauthenticated, remote attacker to conduct a carriage return line feed (CRLF) injection attack against a user.

Affected Products
Cisco Secure Client for Linux, MacOS, and Windows: Version 5.1 prior to 5.1.2.42, from version 4.10.04065 prior to 4.10.08025

QID Detection Logic (Authenticated):
Linux: This checks for vulnerable version of Cisco Secure Client
Windows: This checks for vulnerable version of Cisco Secure Client using the registry information.

Successful exploit could allow an unauthenticated, remote attacker to conduct a carriage return line feed (CRLF) injection attack against a user.

CVSS V3 rated as Critical - 8.2 severity.

CVSS V2 rated as High - 7.8 severity.

Solution

Customers are advised to refer to cisco-sa-secure-client-crlf-W43V4G7 for more information.

Vendor References

cisco-sa-secure-client-crlf-W43V4G7 - sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-secure-client-crlf-W43V4G7

CVEs related to QID 379485

CVE-2024-20337 |

Software Advisories

Advisory ID	Software	Component	Link
cisco-sa-secure-client-crlf-W43V4G7			sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-secure-client-crlf-W43V4G7

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