CVE-2022-20802: cisco cisco enterprise chat and email Cross-site Scripting

Vulnerability summary

CVE-2022-20802 is a medium (CVSS 5.4) Cross-site Scripting vulnerability in cisco cisco enterprise chat and email. EPSS estimates a 0.64% chance of exploitation in the next 30 days, higher than 49.4% of scored vulnerabilities.

Timeline

1. 27-05-2022
   PublishedVulnerability first disclosed.
2. 06-11-2024
   Last modifiedVulnerability information updated.

Description

A vulnerability in the web interface of Cisco Enterprise Chat and Email (ECE) could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. This vulnerability is due to insufficient validation of user-supplied input that is processed by the web interface. An attacker could exploit this vulnerability by sending a crafted HTTP request to the affected system. A successful exploit could allow the attacker to execute arbitrary code in the context of the interface or access sensitive, browser-based information. To successfully exploit this vulnerability, an attacker would need valid agent credentials.

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.