Vulnerabilities

Vulnerability · CVE-2014-8244

Linksys ea3500_firmware Exposure of Sensitive Information to an Unauthorized Actor

Published Apr 12, 2021 · catalog updated Apr 12, 2021 · Linksys

Patch now

CVE-2014-8244 is in the CISA known-exploited catalog. Confirm Linksys against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
3.98%
Remediation
Remediation guidance
Affected products
vendor Linksys ea3500_firmware

Linksys SMART WiFi firmware on EA2700 and EA3500 devices; before 2.1.41 build 162351 on E4200v2 and EA4500 devices; before 1.1.41 build 162599 on EA6200 devices; before 1.1.40 build 160989 on EA6300, EA6400, EA6500, and EA6700 devices; and before 1.1.42 build 161129 on EA6900 devices allows remote attackers to obtain sensitive information or modify data via a JNAP action in a JNAP/ HTTP request.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Linksys ea3500_firmwareversion unspecified

How to fix CVE-2014-8244

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2014-8244 is in the CISA known-exploited catalog. Confirm Linksys against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 3.98%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 12, 2021 · VulnCheck KEV

    Detected

    Linksys SMART WiFi firmware on EA2700 and EA3500 devices; before 2.1.41 build 162351 on E4200v2 and EA4500 devices; before 1.1.41 build 162599 on EA6200 devices; before 1.1.40 build 160989 on EA6300, EA6400, EA6500, and EA6700 devices; and before 1.1.42 build 161129 on EA6900 devices allows remote attackers to obtain sensitive information or modify data via a JNAP action in a JNAP/ HTTP request.

  2. Apr 12, 2021 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2014-8244

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2014-8244

    30-day exploitation probability 4.0%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2014-8244

    Linksys SMART WiFi firmware on EA2700 and EA3500 devices; before 2.1.41 build 162351 on E4200v2 and EA4500 devices; before 1.1.41 build 162599 on EA6200 devices; before 1.1.40 build 160989 on EA6300, EA6400, EA6500, and EA6700 devices; and before 1.1.42 build 161129 on EA6900 dev

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.