FKIE_CVE-2026-20191

Vulnerability from fkie_nvd - Published: 2026-07-01 17:16 - Updated: 2026-07-01 18:16
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
A vulnerability in Cisco Catalyst Center could allow an unauthenticated, remote attacker to read arbitrary files from a restricted container.  This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to read arbitrary files from a restricted container of the affected device.
References
psirt@cisco.comhttps://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-catc-file-read-wLH2vf8X
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unknown",
          "product": "Cisco Catalyst Center",
          "vendor": "Cisco",
          "versions": [
            {
              "status": "affected",
              "version": "2.3.7.0-VA"
            },
            {
              "status": "affected",
              "version": "2.3.7.5-VA"
            },
            {
              "status": "affected",
              "version": "2.3.7.6-VA"
            },
            {
              "status": "affected",
              "version": "2.3.7.7-VA"
            },
            {
              "status": "affected",
              "version": "2.3.7.9-VA"
            },
            {
              "status": "affected",
              "version": "3.1.3"
            },
            {
              "status": "affected",
              "version": "3.1.3-VA"
            },
            {
              "status": "affected",
              "version": "2.3.7.10-VA"
            },
            {
              "status": "affected",
              "version": "3.1.5"
            },
            {
              "status": "affected",
              "version": "3.1.5-VA"
            },
            {
              "status": "affected",
              "version": "3.1.5-VA on AWS"
            },
            {
              "status": "affected",
              "version": "3.1.5-RevUp"
            },
            {
              "status": "affected",
              "version": "3.1.6"
            },
            {
              "status": "affected",
              "version": "3.1.6-VA"
            },
            {
              "status": "affected",
              "version": "3.1.6-BETA"
            },
            {
              "status": "affected",
              "version": "3.1.6-GSMU100"
            },
            {
              "status": "affected",
              "version": "3.1.6-VA-GSMU100"
            }
          ]
        }
      ],
      "source": "psirt@cisco.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability in Cisco Catalyst Center could allow an unauthenticated, remote attacker to read arbitrary files from a restricted container.\u0026nbsp;\r\n\r\nThis vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to read arbitrary files from a restricted container of the affected device."
    }
  ],
  "id": "CVE-2026-20191",
  "lastModified": "2026-07-01T18:16:30.850",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "psirt@cisco.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-20191",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-07-01T17:18:27.744122Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-07-01T17:16:29.330",
  "references": [
    {
      "source": "psirt@cisco.com",
      "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-catc-file-read-wLH2vf8X"
    }
  ],
  "sourceIdentifier": "psirt@cisco.com",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ],
      "source": "psirt@cisco.com",
      "type": "Secondary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.