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CVE-2013-4426

Estado: ModificadaBaja (3.6)—

pyxtrlock before 0.1 uses an incorrect variable name, which allows physically proximate attackers to bypass the lock screen via multiple failed authentication attempts, which trigger a crash.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Leon Weber — Pyxtrlock

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2013-4426",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2014-05-19T14:55:07.283",
  "references": [
    {
      "url": "http://seclists.org/oss-sec/2013/q4/109",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://github.com/leonnnn/pyxtrlock/blob/master/CHANGELOG",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://github.com/leonnnn/pyxtrlock/issues/8",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://seclists.org/oss-sec/2013/q4/109",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/leonnnn/pyxtrlock/blob/master/CHANGELOG",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/leonnnn/pyxtrlock/issues/8",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "pyxtrlock before 0.1 uses an incorrect variable name, which allows physically proximate attackers to bypass the lock screen via multiple failed authentication attempts, which trigger a crash."
    },
    {
      "lang": "es",
      "value": "pyxtrlock anterior a 0.1 utiliza un nombre de variable incorrecto, lo que permite a atacantes físicamente próximos evadir la pantalla de bloqueo a través de múltiples intentos de autenticación fallidos, lo que provocan una caída."
    }
  ],
  "lastModified": "2026-06-16T23:57:12.537",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:leon_weber:pyxtrlock:*:beta:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1063C6BF-1463-4350-8AED-E92CD30862EC",
              "versionEndIncluding": "0.1"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}