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CVE-2014-2120

66
FAUCET Score

CVE-2014-2120 is a cross-site scripting (XSS) vulnerability affecting the WebVPN login page in Cisco Adaptive Security Appliance (ASA) Software, allowing remote attackers to inject arbitrary web script or HTML. Rated Medium with a CVSS score of 6.1, this vulnerability has a low attack complexity and requires user interaction, potentially leading to limited impact on confidentiality and integrity. This flaw is actively exploited in the wild, as indicated by its presence in the KEV catalog and high EPSS score, despite a lack of public exploit code in Metasploit, Nuclei, or ExploitDB. The vulnerability has garnered significant community discussion and media coverage, highlighting its real-world impact.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:cisco:adaptive_security_appliance_software:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
14.03%
Probability of exploitation in next 30 days
EPSS Percentile
96.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Added to KEV · Nov 12, 2024
This CVE's current EPSS score of 0.1403 is in the 98th percentile among its peer group of 26,234 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
tools.cisco.com / security/center/content/CiscoSecurityNotice/CVE-2014-2120
Broken LinkVendor Advisory
securityfocus.com / bid/66290
Broken LinkThird Party AdvisoryVDB Entry
securitytracker.com / id/1029935
Broken LinkThird Party AdvisoryVDB Entry