CVE-2024-20256 — MEDIUM (4.8)

Vulnerability Description

A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email and Web Manager and Secure Web Appliance could allow an authenticated, remote attacker to conduct an XSS attack against a user of the interface. This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.

CVSS Score

4.8

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Cisco	Asyncos	11.7.0-406
Cisco	Secure Web Appliance Virtual S1000V	-
Cisco	Secure Web Appliance Virtual S100V	-
Cisco	Secure Web Appliance Virtual S300V	-
Cisco	Secure Web Appliance Virtual S600V	-
Cisco	Secure Web Appliance S196	-
Cisco	Secure Web Appliance S396	-
Cisco	Secure Web Appliance S696	-
Cisco	Secure Email And Web Manager Virtual Appliance M100V	-
Cisco	Secure Email And Web Manager Virtual Appliance M300V	-
Cisco	Secure Email And Web Manager Virtual Appliance M600V	-
Cisco	Secure Email And Web Manager M170	-
Cisco	Secure Email And Web Manager M190	-
Cisco	Secure Email And Web Manager M195	-
Cisco	Secure Email And Web Manager M380	-
Cisco	Secure Email And Web Manager M390	-
Cisco	Secure Email And Web Manager M390X	-
Cisco	Secure Email And Web Manager M395	-
Cisco	Secure Email And Web Manager M680	-
Cisco	Secure Email And Web Manager M690	-

Related Weaknesses (CWE)

CWE-79

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/ciVendor Advisory
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/ciVendor Advisory

FAQ

What is CVE-2024-20256?

CVE-2024-20256 is a vulnerability with a CVSS score of 4.8 (MEDIUM). A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email and Web Manager and Secure Web Appliance could allow an authenticated, remote attacker to conduct...

How severe is CVE-2024-20256?

CVE-2024-20256 has been rated MEDIUM with a CVSS base score of 4.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2024-20256?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Asyncos, Cisco Secure Web Appliance Virtual S1000V, Cisco Secure Web Appliance Virtual S100V, Cisco Secure Web Appliance Virtual S300V, Cisco Secure Web Appliance Virtual S600V.