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

criticalknown exploitedCVE-2011-4723
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
The D-Link DIR-300 router stores cleartext passwords, which allows context-dependent attackers to obtain sensitive information.

CSIRTS triage

vendor: D-Linkproduct: DIR-300 RouterInformation disclosure
What
The router stores cleartext passwords, allowing attackers to obtain sensitive information.
Who is affected
Users of the D-Link DIR-300 router.
Urgency
Immediate action is required as the vulnerability is actively exploited and classified as critical.
Action
Update the router firmware to secure password storage.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2022-09-08
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2011-4723

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2011-4723coverage & exploitation statusNVD · CVE.org

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