SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2011-4723

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

KEVMEDIUM 5.7EPSS 2.98%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 29 September 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

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

CVSS 3.1
5.7 MEDIUMCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
2.98% probability · 87th percentile
CISA KEV
Listed 8 September 2022 · due 29 September 2022
Weakness
CWE-312
Affected
dlink/dir-300 firmware
Source
cve@mitre.org

CISA notes

The impacted product is end-of-life and should be disconnected if still in use. https://www.dlink.com/uk/en/support/product/dir-300-wireless-g-router; https://nvd.nist.gov/vuln/detail/CVE-2011-4723

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.