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CVE-2012-3452

Estado: ModificadaBaja (3.3)—

gnome-screensaver 3.4.x before 3.4.4 and 3.5.x before 3.5.4, when multiple screens are used, only locks the screen with the active focus, which allows physically proximate attackers to bypass screen locking and access an unattended workstation.

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)

Gnome — Screensaver

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2012-3452",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.3,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.4,
        "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": "2012-08-07T20:55:03.967",
  "references": [
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/08/03/3",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/08/03/5",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.gnome.org/show_bug.cgi?id=679441",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/08/03/3",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/08/03/5",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.gnome.org/show_bug.cgi?id=679441",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-264"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "gnome-screensaver 3.4.x before 3.4.4 and 3.5.x before 3.5.4, when multiple screens are used, only locks the screen with the active focus, which allows physically proximate attackers to bypass screen locking and access an unattended workstation."
    },
    {
      "lang": "es",
      "value": "gnome-screensaver v3.4.x anterior a v3.4.4 y v3.5.x anterior a v3.5.4, cuando se utilizan múltiples pantallas, sólo bloquea la pantalla con el foco activo, permitiendo a atacantes físicamente próximos eludir el bloqueo de pantalla y acceder a un puesto de trabajo sin supervisión."
    }
  ],
  "lastModified": "2026-06-16T23:43:15.050",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:gnome:screensaver:3.4.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DC344D09-CEFE-4292-8D94-22558D52BB2E"
            },
            {
              "criteria": "cpe:2.3:a:gnome:screensaver:3.4.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A5B33F0E-D8D5-459E-91BC-5D20771E1D1B"
            },
            {
              "criteria": "cpe:2.3:a:gnome:screensaver:3.4.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9105388D-3C2F-49F7-AE7F-D8CB1EB1B599"
            },
            {
              "criteria": "cpe:2.3:a:gnome:screensaver:3.5.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "56BDEEA6-26D3-45FD-B4B7-59D5A16D707A"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}