THREATPORT/VULNERABILITY/CVE-2011-4507
HIGH SEVERITY

CVE-2011-4507

Dir 685 vulnerability

CVSS
7.5
EPSS
6.3%
EPSS pct
93th
Exploited
No known
The D-Link DIR-685 router, when certain WPA and WPA2 configurations are used, does not maintain an encrypted wireless network during transfer of a large amount of network traffic, which allows remote attackers to obtain sensitive information or bypass authentication via a Wi-Fi device.
Affected vendor
Dlink
Affected product
Dir 685
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness type (CWE)
Published
2011-11-22

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 6.3% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2011-4507

  • Confirm whether Dlink Dir 685 is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2011-4507.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-4507

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-4507 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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