Cisco Unified Contact Center Express Web-based Management Interface unrestricted upload

Summaryinfo

A vulnerability was found in Cisco Unified Contact Center Express and Unified Intelligence Center. It has been classified as critical. The affected element is an unknown function of the component Web-based Management Interface. The manipulation leads to unrestricted upload. This vulnerability is referenced as CVE-2025-20274. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Cisco Unified Contact Center Express and Unified Intelligence Center (unknown version). This issue affects an unknown code block of the component Web-based Management Interface. The manipulation with an unknown input leads to a unrestricted upload vulnerability. Using CWE to declare the problem leads to CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in the web-based management interface of Cisco Unified Intelligence Center could allow an authenticated, remote attacker to upload arbitrary files to an affected device. This vulnerability is due to improper validation of files that are uploaded to the web-based management interface. An attacker could exploit this vulnerability by uploading arbitrary files to an affected device. A successful exploit could allow the attacker to store malicious files on the system and execute arbitrary commands on the operating system. The Security Impact Rating (SIR) of this advisory has been raised to High because an attacker could elevate privileges to root. To exploit this vulnerability, the attacker must have valid credentials for a user account with at least the role of Report Designer.

The advisory is shared at sec.cloudapps.cisco.com. The identification of this vulnerability is CVE-2025-20274 since 10/10/2024. The exploitation is known to be easy. The attack may be initiated remotely. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/26/2025). MITRE ATT&CK project uses the attack technique T1608.002 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 242838 (Cisco Unified Intelligence Center Arbitrary File Upload (cisco-sa-cuis-file-upload-UhNEtStm)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (242838) and EUVD (EUVD-2025-21714). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• Cisco

Name

• Unified Contact Center Express
• Unified Intelligence Center

License

• commercial

Website

• Vendor: https://www.cisco.com/

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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