How severe is CVE-2011-4723?

CVE-2011-4723 has a CVSS 3.1 base score of 5.7 (MEDIUM). EPSS estimates a 3.1% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2011-4723: D-Link DIR-300 Router Cleartext Storage of a Password

CISA Known Exploited Vulnerabilities

D-Link DIR-300 Router Cleartext Storage of a Password Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2022-09-08

Remediation due

2022-09-29

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

CISA notes
https://www.dlink.com/uk/en/support/product/dir-300-wireless-g-router; https://nvd.nist.gov/vuln/detail/CVE-2011-4723

Description

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

Severity

CVSS 3.1 · CISA5.7 MEDIUM

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

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impactpartial

Exploitation Context

as of October 15, 2026

All KEV statistics→

CISA added CVE-2011-4723 to the KEV catalog 3,915 days after its CVE record was published.
It is one of 27 D-Link entries in the CISA KEV catalog, and one of 11 added in 2022.
Its current EPSS score (3.1%) is higher than that of 12% of CISA KEV entries.

Affected Products

Vendor	Product	Affected versions
-	-	n/a

References

1 Links

Other references

http://en.securitylab.ru/lab/PT-2011-30

Record Details

Published

2011-12-20

Last updated

2025-10-22

Assigner (CNA)

mitre

Credited to

More from D-Link

All D-Link CVEs→

CVE-2024-32737.5 HIGH

D-Link DNS-320L/DNS-325/DNS-327L/DNS-340L HTTP GET Request nas_sharing.cgi command injection

D-LinkKEVEPSS 100.0%2024-04-04

CVE-2019-169209.8 CRITICAL

D-Link Multiple Routers Command Injection Vulnerability

KEVEPSS 100.0%2019-09-27

CVE-2020-255069.8 CRITICAL

D-Link DNS-320 Device Command Injection Vulnerability

KEVEPSS 100.0%2021-02-02

CVE-2024-327210 HIGH

D-Link DNS-320L/DNS-325/DNS-327L/DNS-340L HTTP GET Request nas_sharing.cgi hard-coded credentials

D-LinkKEVEPSS 98.0%2024-04-04

CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.