CVE-2024-20504: cisco asyncos

Vulnerability summary

CVE-2024-20504 is a medium (CVSS 5.4) vulnerability in cisco asyncos. EPSS estimates a 0.29% chance of exploitation in the next 30 days, higher than 20.7% of scored vulnerabilities.

Timeline

1. 06-11-2024
   PublishedVulnerability first disclosed.
2. 06-11-2024
   Last modifiedVulnerability information updated.

Description

A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email and Web Manager, Secure Email Gateway, and Secure Web Appliance could allow an authenticated, remote attacker to conduct a stored cross-site scripting (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.

• CWE-80Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages.