FKIE_CVE-2023-34261

Vulnerability from fkie_nvd - Published: 2023-11-03 04:15 - Updated: 2026-06-17 06:03
Severity
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Summary
Kyocera TASKalfa 4053ci printers through 2VG_S000.002.561 allow identification of valid user accounts via username enumeration because they lead to a "nicht einloggen" error rather than a falsch error.
References
cve@mitre.orghttps://sec-consult.com/vulnerability-lab/Third Party Advisory
cve@mitre.orghttps://seclists.org/fulldisclosure/2023/Jul/15Exploit, Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://sec-consult.com/vulnerability-lab/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://seclists.org/fulldisclosure/2023/Jul/15Exploit, Mailing List, Third Party Advisory
Impacted products
Vendor Product Version
kyocera d-copia253mf_plus_firmware *
kyocera d-copia253mf_plus -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    },
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:h:kyocera:taskalfa_4053ci:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "taskalfa_4053ci",
          "vendor": "kyocera",
          "versions": [
            {
              "lessThanOrEqual": "2VG_S000.002.56",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:kyocera:d-copia253mf_plus_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "CDBAAE37-A0A0-4417-8924-5BB81C489FCC",
              "versionEndIncluding": "2vg_s000.002.561",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:kyocera:d-copia253mf_plus:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "F6597E71-E5D9-4A09-A39E-A2F3742D6B22",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Kyocera TASKalfa 4053ci printers through 2VG_S000.002.561 allow identification of valid user accounts via username enumeration because they lead to a \"nicht einloggen\" error rather than a falsch error."
    },
    {
      "lang": "es",
      "value": "Las impresoras Kyocera TASKalfa 4053ci hasta 2VG_S000.002.561 permiten la identificaci\u00f3n de cuentas de usuario v\u00e1lidas mediante la enumeraci\u00f3n de nombres de usuario porque conducen a un error \"nicht einloggen\" en lugar de un error falso."
    }
  ],
  "id": "CVE-2023-34261",
  "lastModified": "2026-06-17T06:03:14.977",
  "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": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-34261",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-09-05T15:06:21.441682Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-11-03T04:15:20.963",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://sec-consult.com/vulnerability-lab/"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
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        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "https://seclists.org/fulldisclosure/2023/Jul/15"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://sec-consult.com/vulnerability-lab/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "https://seclists.org/fulldisclosure/2023/Jul/15"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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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.
  • 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.