Vulnerability identifier: #VU83233

Vulnerability risk: Low

CVSSv3.1: 5.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-20265

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
IP DECT 110 Single-Cell Base Station with Multiplatform Firmware
Hardware solutions / Office equipment, IP-phones, print servers
Unified IP Phone 6901
Hardware solutions / Office equipment, IP-phones, print servers
Unified SIP Phone 3905
Hardware solutions / Office equipment, IP-phones, print servers
IP DECT 210 Multi-Cell Base Station with Multiplatform Firmware
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Cisco Systems, Inc

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the web-based management interface. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

IP DECT 110 Single-Cell Base Station with Multiplatform Firmware: 5.1.1 - 5.1.2

IP DECT 210 Multi-Cell Base Station with Multiplatform Firmware : 5.1.1 - 5.1.2

Unified IP Phone 6901 : SIP v.9

Unified SIP Phone 3905: SIP v.9

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External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-uipphone-xss-NcmUykqA

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.