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Vulnerabilities

Vulnerability · CVE-2020-26879

commscope ruckus_vriot Use of Hard-coded Credentials

Published Jun 28, 2022 · catalog updated Jun 28, 2022 · commscope ruckus_vriot Use of

Patch now

CVE-2020-26879 is in the CISA known-exploited catalog. Confirm commscope ruckus_vriot Use of against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (commscope ruckus_vriot Use of).
  • 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
45.08%
Remediation
Remediation guidance
Affected products
vendor commscope ruckus_vriot

Ruckus vRioT through 1.5.1.0.21 has an API backdoor that is hardcoded into validate_token.py. An unauthenticated attacker can interact with the service API by using a backdoor value as the Authorization header. 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 commscope ruckus_vriotversion unspecified

How to fix CVE-2020-26879

What to do

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

Should you patch?

CVE-2020-26879 is in the CISA known-exploited catalog. Confirm commscope ruckus_vriot Use of 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 45.08%. 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. Jun 28, 2022 · VulnCheck KEV

    Detected

    Ruckus vRioT through 1.5.1.0.21 has an API backdoor that is hardcoded into validate_token.py. An unauthenticated attacker can interact with the service API by using a backdoor value as the Authorization header. Initial-access exploit intelligence.

  2. Jun 28, 2022 · 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-2020-26879

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2020-26879

    30-day exploitation probability 45.1%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2020-26879

    Ruckus vRioT through 1.5.1.0.21 has an API backdoor that is hardcoded into validate_token.py. An unauthenticated attacker can interact with the service API by using a backdoor value as the Authorization header.

    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.