Cross-site scripting in Cisco Systems, Inc products - CVE-2023-20242
Published: August 24, 2023
Vulnerability identifier: #VU79942
CSH Severity: Low
CVSS v4: 2.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2023-20242
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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 trick the victim to follow a specially crafted link 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.
Affected software
Cisco Unified Communications Manager
Unified CM Session Management Edition
Cisco Unified Communications Manager IM & Presence Service
Unified CM Session Management Edition
Cisco Unified Communications Manager IM & Presence Service
How to mitigate CVE-2023-20242
Install updates from vendor's website.
Cisco Unified Communications Manager - addressed in versions 12.5(1)SU8, 14SU4
Unified CM Session Management Edition - addressed in versions 12.5(1)SU8, 14SU4
Cisco Unified Communications Manager IM & Presence Service - addressed in versions 12.5(1)SU8, 14SU4
Unified CM Session Management Edition - addressed in versions 12.5(1)SU8, 14SU4
Cisco Unified Communications Manager IM & Presence Service - addressed in versions 12.5(1)SU8, 14SU4