QID 317257

Date Published: 2022-11-10

QID 317257: Cisco Email Security Appliance (ESA) and Cisco Secure Email and Web Manager Hypertext Transfer Protocol (HTTP) Response Header Injection Vulnerability (cisco-sa-ESA-HTTP-Inject-nvsycUmR)

A vulnerability in Cisco Email Security Appliance (ESA) and Cisco Secure Email and Web Manager could allow an unauthenticated, remote attacker to conduct an HTTP response splitting attack.

Affected Products
At the time of publication, this vulnerability affected the following Cisco products: ESA Secure Email and Web Manager HTTP response splitting/header injection

QID Detection Logic (Authenticated):
The check matches Cisco ESA OS version and Cisco SMA OS version retrieved via Unix Auth using "version" command.

An attacker could exploit this vulnerability by injecting malicious HTTP headers, controlling the response body, or splitting the response into multiple responses.

  • CVSS V3 rated as Medium - 5.3 severity.
  • CVSS V2 rated as Medium - 5.8 severity.
    • Solution

    Customers are advised to refer to cisco-sa-ESA-HTTP-Inject-nvsycUmR for more information.

    Vendor References

    CVEs related to QID 317257

    CVE-2022-20772 |
    Software Advisories
    Advisory ID Software Component Link
    cisco-sa-ESA-HTTP-Inject-nvsycUmR URL Logo tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ESA-HTTP-Inject-nvsycUmR
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