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MEDIUM · CVSS 6.1 CISA Known Exploited Vulnerability

CVE-2014-2120

Cisco Adaptive Security Appliance (ASA) Cross-Site Scripting (XSS) Vulnerability

Cisco Adaptive Security Appliance (ASA)

Cross-site scripting (XSS) vulnerability in the WebVPN login page in Cisco Adaptive Security Appliance (ASA) Software allows remote attackers to inject arbitrary web script or HTML via an unspecified parameter, aka Bug ID CSCun19025.

CVSS
6.1
MEDIUM
EPSS
22.6%
30-day exploitation
Ransomware groups
0
recorded exploiting
Published
19 Mar 2014
CWE-79

Exploitation status

CISA Known Exploited Vulnerabilities

Listed by CISA on 12 November 2024. US federal agencies were required to remediate it by 3 December 2024.

EPSS — exploitation probability

FIRST puts the probability of exploitation activity in the next 30 days at 22.6%, which is higher than 97.7% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Frequently asked questions

Is CVE-2014-2120 being exploited by ransomware groups?

No ransomware group in this database is currently recorded as exploiting CVE-2014-2120.

What does CVE-2014-2120 affect?

CVE-2014-2120 affects Cisco Adaptive Security Appliance (ASA). Cross-site scripting (XSS) vulnerability in the WebVPN login page in Cisco Adaptive Security Appliance (ASA) Software allows remote attackers to inject arbitrary web script or HTML via an unspecified parameter, aka Bug ID CSCun19025.

How severe is CVE-2014-2120?

CVE-2014-2120 is rated MEDIUM with a CVSS base score of 6.1. EPSS puts the probability of exploitation in the next 30 days at 22.6%, higher than 97.7% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 3 December 2024.

How should organisations respond to CVE-2014-2120?

Apply the vendor patch for Cisco Adaptive Security Appliance (ASA) as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.