Rewertz Threat Advisory – Multiple Cisco Identity Services Engine Vulnerabilities

Severity

Medium

Analysis Summary

CVE-2023-20208 CVSS: 4.8

Cisco Identity Services Engine is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. 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-2023-20272 CVSS: 6.7

Cisco Identity Services Engine could allow a remote authenticated attacker to bypass security restrictions, caused by improper file input validation. By uploading a specially crafted file to the web interface, an attacker could exploit this vulnerability to replace files and gain access to sensitive server-side information.

Impact

• Cross-Site Scripting
• Security Bypass

Indicators Of Compromise

CVE

• CVE-2023-20208
• CVE-2023-20272

Affected Vendors

Cisco

Affected Products

• Cisco Identity Services Engine (ISE)

Remediation

Refer to Cisco Security Advisory for patch, upgrade or suggested workaround information.

Cisco Security Advisory