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Vulnerabilities

Vulnerability · CVE-2020-35713

Linksys re6500_firmware Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Published Jan 22, 2024 · catalog updated Jan 22, 2024 · Linksys

Patch now

CVE-2020-35713 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
32.94%
Remediation
Remediation guidance
Affected products
vendor Linksys re6500_firmware

Belkin LINKSYS RE6500 devices before 1.0.012.001 allow remote attackers to execute arbitrary commands or set a new password via shell metacharacters to the goform/setSysAdm page. VulnCheck canary evidence. Initial-access exploit intelligence.

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 re6500_firmwareversion unspecified

How to fix CVE-2020-35713

What to do

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

Should you patch?

CVE-2020-35713 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 32.94%. 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. Jan 22, 2024 · VulnCheck KEV

    Detected

    Belkin LINKSYS RE6500 devices before 1.0.012.001 allow remote attackers to execute arbitrary commands or set a new password via shell metacharacters to the goform/setSysAdm page. VulnCheck canary evidence. Initial-access exploit intelligence.

  2. Jan 22, 2024 · 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-2020-35713

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2020-35713

    30-day exploitation probability 32.9%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2020-35713

    Belkin LINKSYS RE6500 devices before 1.0.012.001 allow remote attackers to execute arbitrary commands or set a new password via shell metacharacters to the goform/setSysAdm page.

    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.