CVE-2011-4723D-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 via unspecified vectors.

5.7 MEDIUMEPSS 3.06%⚡ Known Exploited (CISA KEV)NVD: Analyzed

Last updated: 2026-06-16 23:35 UTC

OverviewCVSS details

5.7MEDIUMCVSS 3.1

Score source: CISA-ADP
NVD status: Analyzed
Published: Dec 20, 2011
Assigner: mitre

Affected

dir-300 firmware (dlink)

Exploitation

Public exploit: None listed
CISA KEV: Listed · Sep 8, 2022
KEV due date: Sep 29, 2022
Ransomware use: Unknown
SSVC: Exploitation active · Automatable no · Impact partial

EPSS · FIRST, scored Nov 8

3.06%chance of exploitation in 30 days

Higher than 87.70% of CVEs

CVSS 3.1 · CISA-ADP

5.7Medium

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

Attack vector: Adjacent
Attack complexity: Low
Privileges required: Low
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: None
Availability impact: None

CVSS 2.0 · NVD

6.8Medium

AV:N/AC:L/Au:S/C:C/I:N/A:N

Attack vector: Network
Attack complexity: Low
Authentication: Single
Confidentiality impact: Complete
Integrity impact: None
Availability impact: None

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
5.7	MEDIUM	3.1CISA-ADP	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
6.8	MEDIUM	2.0NVD	AV:N/AC:L/Au:S/C:C/I:N/A:N

CISA required action

⚡ Known exploited · remediation due Sep 29, 2022

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

Details

CVE ID: CVE-2011-4723
Status: Analyzed
Assigner (CNA): mitre
Published: Dec 20, 2011
Last modified: 2026-06-16 23:35 UTC
Weaknesses: CWE-312
CWE-310

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 14:55 UTC.