Is CVE-2011-4497 being actively exploited?

CVE-2011-4497 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-4497?

CVE-2011-4497 has a CVSS 2.0 base score of 3.3 (LOW).

CVE-2011-4497

LOW · CVSS 3.3EPSS 0.5%EU EUVD

QIS_wizard.htm on the ASUS RT-N56U router with firmware before 1.0.1.4o allows remote attackers to obtain the administrator password via a flag=detect request.

Key facts

CVSS score: 3.3 (v2.0)
Severity: LOW
CVSS vector: AV:A/AC:L/Au:N/C:P/I:N/A:N
Weakness (CWE): CWE-200
EPSS score: 0.5% (44th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-4423)
Published: November 21, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-4423 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

asus / rt-n56u
asus / rt-n56u firmware
asus / rt-n56u firmware
asus / rt-n56u firmware
asus / rt-n56u firmware

References

http://www.kb.cert.org/vuls/id/200814(US Government Resource)

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

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