Is CVE-2011-4723 in the CISA KEV catalog?

Yes. CVE-2011-4723 is on the CISA Known Exploited Vulnerabilities list, added 2022-09-08.

What is the CVSS severity of CVE-2011-4723?

CVE-2011-4723 has a CVSS v3 base score of 5.7 (MEDIUM).

What is the EPSS score for CVE-2011-4723?

CVE-2011-4723 has an EPSS score of 3.13% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2011-4723?

CVE-2011-4723 affects an end-of-life product with no vendor fix. CISA advises disconnecting affected systems.

CVE & CISA-KEV Catalog

CVE-2011-4723

MEDIUMCISA KEVEPSS 86th pctl

5.7

CVSS v3

NVD

Description

The D-Link DIR-300 router stores cleartext passwords, which allows context-dependent attackers to obtain sensitive information via unspecified vectors.

CWE-312

How to fix

No fix available - end of life

This product no longer receives security updates. CISA advises disconnecting affected systems if still in use.

CISA required action: The impacted product is end-of-life and should be disconnected if still in use.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

3.13%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

D-Link DIR-300 Router Cleartext Storage of a Password Vulnerability

The D-Link DIR-300 router stores cleartext passwords, which allows context-dependent attackers to obtain sensitive information.

The impacted product is end-of-life and should be disconnected if still in use.

Remediation due: 2022-09-29

References

Government Resource1

cisa.gov

Other references1

en.securitylab.ru

Related Vulnerabilities

Other CWE-312 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-50719	High	7.5	84%	-	Fix
CVE-2022-26148	Critical	9.8	53%	-	Fix
CVE-2020-24577	High	7.5	19%	-	Fix
CVE-2021-27140	High	7.5	19%	-	-
CVE-2021-27176	High	7.5	19%	-	-
CVE-2021-27174	High	7.5	19%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-22.