ExploitedIn CISA KEV

CVE-2014-2120

Exploitation confirmed. First attested on 2024-11-12 by CISA-ADP, CISA KEV, GCVE · kevintel.

Published2014-03-19
WeaknessCWE-79

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC

2014-03-1901:15CVE publishedNVD
2024-11-12Added to the CISA KEV catalogCISA KEV
2024-11-12Listed as exploited by GCVEGCVE
2024-11-12Exploitation first reportedCISA KEV
2025-08-2003:56SSVC exploitation set to activeCISA-ADP
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2014-2120?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2014-2120?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · CISA-ADP

Cisco ASA

Branch	Affected	Fixed in	Source
—	all versions	no fix published	NVD · CISA-ADP

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

CISA’s required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.due 2024-12-03

Advisories and patches

tools.cisco.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

CISA Known Exploited Vulnerability

Date Added: 2024-11-12
Patch Due Date: 2024-12-03
Ransomware Use: Unknown
Required Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Sources

CISA KEVKEV entry2024-11-12
GCVEexploitation2024-11-12
CISA-ADPSSVC decisionactive2025-08-20
OpenCVESSVC decisionactive—
CISA-ADPCVSS 3.15.42024-11-13
NVDCVSS 3.16.1read 2026-10-23
NVDCVSS 2.04.3read 2026-10-23
CISA-ADPweakness (CWE)CWE-792024-11-13
NVDweakness (CWE)CWE-79read 2026-10-23
FIRST EPSSEPSS score22.6 %read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Published: 2014-03-19
Last Modified: 2026-06-17
NVD status: Analyzed

Frequently asked questions

What is CVE-2014-2120?

Is CVE-2014-2120 actively exploited?

Yes. CVE-2014-2120 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2024-12-03.

What is the CVSS score for CVE-2014-2120?

CVE-2014-2120 has a CVSS v3 base score of 6.1 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

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