FKIE_CVE-2021-35246

Vulnerability from fkie_nvd - Published: 2022-11-23 17:15 - Updated: 2026-06-17 03:57
Severity
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Summary
The application fails to prevent users from connecting to it over unencrypted connections. An attacker able to modify a legitimate user's network traffic could bypass the application's use of SSL/TLS encryption and use the application as a platform for attacks against its users.
References
psirt@solarwinds.comhttps://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35246Third Party Advisory
psirt@solarwinds.comhttps://documentation.solarwinds.com/en/success_center/ets/content/release_notes/ets_2022-4_release_notes.htmRelease Notes, Vendor Advisory
psirt@solarwinds.comhttps://www.solarwinds.com/trust-center/security-advisories/CVE-2021-35246Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35246Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://documentation.solarwinds.com/en/success_center/ets/content/release_notes/ets_2022-4_release_notes.htmRelease Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.solarwinds.com/trust-center/security-advisories/CVE-2021-35246Patch, Vendor Advisory
Impacted products
Vendor Product Version
solarwinds engineer\'s_toolset 2020.2.6
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Engineer\u0027s Toolset",
          "vendor": "SolarWinds",
          "versions": [
            {
              "status": "affected",
              "version": "2022.3 and previous versions"
            }
          ]
        }
      ],
      "source": "psirt@solarwinds.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:solarwinds:engineer\\\u0027s_toolset:2020.2.6:hotfix_4:*:*:*:*:*:*",
              "matchCriteriaId": "FF5C5368-0EB3-4195-9199-E4AAACFFEA73",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The application fails to prevent users from connecting to it over unencrypted connections. An attacker able to modify a legitimate user\u0027s network traffic could bypass the application\u0027s use of SSL/TLS encryption and use the application as a platform for attacks against its users."
    },
    {
      "lang": "es",
      "value": "La aplicaci\u00f3n no impide que los usuarios se conecten a ella a trav\u00e9s de conexiones no cifradas. Un atacante capaz de modificar el tr\u00e1fico de red de un usuario leg\u00edtimo podr\u00eda evitar el uso de cifrado SSL/TLS por parte de la aplicaci\u00f3n y utilizar la aplicaci\u00f3n como plataforma para ataques contra sus usuarios."
    }
  ],
  "id": "CVE-2021-35246",
  "lastModified": "2026-06-17T03:57:22.723",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "psirt@solarwinds.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2021-35246",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-04-25T18:18:35.891700Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2022-11-23T17:15:09.943",
  "references": [
    {
      "source": "psirt@solarwinds.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35246"
    },
    {
      "source": "psirt@solarwinds.com",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://documentation.solarwinds.com/en/success_center/ets/content/release_notes/ets_2022-4_release_notes.htm"
    },
    {
      "source": "psirt@solarwinds.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://www.solarwinds.com/trust-center/security-advisories/CVE-2021-35246"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35246"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://documentation.solarwinds.com/en/success_center/ets/content/release_notes/ets_2022-4_release_notes.htm"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://www.solarwinds.com/trust-center/security-advisories/CVE-2021-35246"
    }
  ],
  "sourceIdentifier": "psirt@solarwinds.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-319"
        }
      ],
      "source": "psirt@solarwinds.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-319"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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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

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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.
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  • 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.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.