On 2024-11-12, CISA added CVE-2014-2120 (Cisco Adaptive Security Appliance (ASA)) to its Known Exploited Vulnerabilities (KEV) Catalog [2]. The vulnerability is listed in the catalog as "Cisco Adaptive Security Appliance (ASA) Cross-Site Scripting (XSS) Vulnerability" [2]. CISA requires remediation in accordance with vendor mitigation instructions; see the original text in the body for specific requirements [2].
Backfill: this event became public on Nov 12, 2024 and we added it on Nov 10, 2026. It is not a new event.
CISA Adds Cisco Adaptive Security Appliance (ASA) Vulnerability CVE-2014-2120 to Known Exploited Vulnerabilities Catalog
1 min read
- Disclosed
- Nov 12, 2024
- Published
- Nov 10, 2026
- Last updated
- Nov 8, 2026
- CVSS basis
- Our assessment
- 22.6%, higher than 98% of CVEs
- Exploitation and patch status
- ExploitedKEV
- Attack vector
- Vulnerability status
- Actor type
- Motivation
On this page
30-second summary
What happened
Who is affected
Industries mainly affected: Government, Cross-industry
What to do nowOur advice
CISA requires remediation in accordance with vendor mitigation instructions; see the original text in the body for specific requirements [2]
Timeline
Technical details
CISA KEV Listing Record
On 2024-11-12, CISA added CVE-2014-2120 to the catalog for Cisco Adaptive Security Appliance (ASA) [2].
Original Technical Description
Cisco Adaptive Security Appliance (ASA) contains a cross-site scripting (XSS) vulnerability in the WebVPN login page. This vulnerability allows remote attackers to inject arbitrary web script or HTML via an unspecified parameter. [2]
Official Requirements
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. [2]
Individual Vulnerability Record
The U.S. National Vulnerability Database (NVD) provides an independent vulnerability record and description for CVE-2014-2120. [1]
References
Official / primary3
- [1]
“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.”
- [2]
This site aggregates public information and is not security consulting advice. Test remediation steps before applying.