Is CVE-2013-3471 being actively exploited?

CVE-2013-3471 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-3471?

CVE-2013-3471 has a CVSS 2.0 base score of 4.3 (MEDIUM).

CVE-2013-3471

MEDIUM · CVSS 4.3EPSS 1.4%EU EUVD

The captive portal application in Cisco Identity Services Engine (ISE) allows remote attackers to discover cleartext usernames and passwords by leveraging unspecified use of hidden form fields in an HTML document, aka Bug ID CSCug02515.

Key facts

CVSS score: 4.3 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:N/A:N
Weakness (CWE): CWE-255
EPSS score: 1.4% (73th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-3406)
Published: August 29, 2013
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-3406 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

cisco / identity services engine software

References

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-3471(Vendor Advisory)
http://tools.cisco.com/security/center/viewAlert.x?alertId=30524(Vendor Advisory)
http://www.securitytracker.com/id/1028965(Third Party Advisory, VDB Entry)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

Query CVEs from your AI assistant

The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.

Add the CVE brain