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Severity
Medium
Analysis Summary
CVE-2023-20120 CVSS:5.4
Cisco Secure Email and Web Manager, Cisco Secure Email Gateway, and Cisco Secure Web Appliance is vulnerable to cross-site scripting, caused by insufficient validation of user-supplied input by the web-based management interface of Cisco AsyncOS Software. By persuading a user of an affected interface to click a crafted link, a remote authenticated attacker could exploit this vulnerability to inject malicious script into a Web page which would be executed in a victim’s Web browser within the security context of the hosting Web site, once the page is viewed. An attacker could use this vulnerability to steal the victim’s cookie-based authentication credentials.
CVE-2023-20119 CVSS:6.1
Cisco Secure Email and Web Manager is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the web-based management interface of Cisco AsyncOS Software. A remote attacker could exploit this vulnerability using a specially crafted URL to execute script in a victim’s Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim’s cookie-based authentication credentials.
CVE-2023-20028 CVSS:4.8
Cisco Secure Email and Web Manager and Cisco Secure Web Appliance is vulnerable to cross-site scripting, caused by insufficient validation of user-supplied input by the web-based management interface of Cisco AsyncOS Software. By persuading a user of an affected interface to click a crafted link, a remote authenticated attacker could exploit this vulnerability to inject malicious script into a Web page which would be executed in a victim’s Web browser within the security context of the hosting Web site, once the page is viewed. An attacker could use this vulnerability to steal the victim’s cookie-based authentication credentials.
Impact
- Cross-Site Scripting
Indicators Of Compromise
CVE
- CVE-2023-20120
- CVE-2023-20119
- CVE-2023-20028
Affected Vendors
Cisco
Affected Products
- Cisco Secure Email and Web Manager
- Cisco Secure Web Appliance
- Cisco Secure Email Gateway
Remediation
Refer to Cisco Security Advisory for patch, upgrade or suggested workaround information.
