Cross-site scripting in Cisco Systems, Inc products - CVE-2021-1444
Published: October 29, 2021
Vulnerability identifier: #VU57769
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2021-1444
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 services interface. A remote attacker 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
ASA 5500-X Series Firewalls
Cisco Firewall Threat Defense (FTD)
Cisco Adaptive Security Appliance (ASA)
Cisco Firewall Threat Defense (FTD)
Cisco Adaptive Security Appliance (ASA)
How to mitigate CVE-2021-1444
Install updates from vendor's website.
Cisco Firewall Threat Defense (FTD) - addressed in versions 6.4.0.13, 6.6.5, 6.7.0.3, 7.0.1
Cisco Adaptive Security Appliance (ASA) - addressed in versions 9.8.4.40, 9.12.4.26, 9.14.3, 9.15.1.17, 9.16.1.28
Cisco Adaptive Security Appliance (ASA) - addressed in versions 9.8.4.40, 9.12.4.26, 9.14.3, 9.15.1.17, 9.16.1.28