« Volver al listado

CVE-2012-2944

Estado: ModificadaAlta (7.5)—

Buffer overflow in the addchar function in common/parseconf.c in upsd in Network UPS Tools (NUT) before 2.6.4 allows remote attackers to execute arbitrary code or cause a denial of service (electric-power outage) via a long string containing non-printable characters.

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)

Networkupstools — NUT

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2012-2944",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2012-06-01T20:55:08.857",
  "references": [
    {
      "url": "http://alioth.debian.org/tracker/?func=detail&aid=313636",
      "tags": [
        "Exploit"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://networkupstools.org/docs/user-manual.chunked/apis01.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/49348",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/50389",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://trac.networkupstools.org/projects/nut/changeset/3633",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2012/dsa-2484",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:087",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.osvdb.org/82409",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/53743",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/75980",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://hermes.opensuse.org/messages/15514634",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://alioth.debian.org/tracker/?func=detail&aid=313636",
      "tags": [
        "Exploit"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://networkupstools.org/docs/user-manual.chunked/apis01.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/49348",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/50389",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://trac.networkupstools.org/projects/nut/changeset/3633",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2012/dsa-2484",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:087",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.osvdb.org/82409",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/53743",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/75980",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://hermes.opensuse.org/messages/15514634",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Buffer overflow in the addchar function in common/parseconf.c in upsd in Network UPS Tools (NUT) before 2.6.4 allows remote attackers to execute arbitrary code or cause a denial of service (electric-power outage) via a long string containing non-printable characters."
    },
    {
      "lang": "es",
      "value": "Desbordamiento de búfer en la función addchar en common/parseconf.c en upsd en Network UPS Tools (NUT), antes de v2.6.4 permite a atacantes remotos ejecutar código arbitrario o causar una denegación de servicio (corte de energía eléctrica) a través de una larga cadena que contiene imprimibles no caracteres."
    }
  ],
  "lastModified": "2026-06-16T23:42:24.207",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:networkupstools:nut:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DA1A420A-4B10-4A39-9393-DF4399AF8A3A",
              "versionEndIncluding": "2.6.3-3"
            },
            {
              "criteria": "cpe:2.3:a:networkupstools:nut:2.4.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E21A4CC6-DF4E-4C18-8DCD-3E316B694FAF"
            },
            {
              "criteria": "cpe:2.3:a:networkupstools:nut:2.4.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "980911A5-084D-447B-9B2B-B7DA9C751074"
            },
            {
              "criteria": "cpe:2.3:a:networkupstools:nut:2.6.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2FBEC024-EC1C-4989-BA28-9C1AFC2922E6"
            },
            {
              "criteria": "cpe:2.3:a:networkupstools:nut:2.6.0:pre1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A16A7093-48E1-401D-AE0F-78E10759C688"
            },
            {
              "criteria": "cpe:2.3:a:networkupstools:nut:2.6.0-1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "87B240E6-56BE-481F-B0A3-4D57740D48AA"
            },
            {
              "criteria": "cpe:2.3:a:networkupstools:nut:2.6.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A759BB33-3284-4C42-BEBB-B1C654864202"
            },
            {
              "criteria": "cpe:2.3:a:networkupstools:nut:2.6.1-1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "95DE25D2-E68C-49C6-92A1-90B2155F1233"
            },
            {
              "criteria": "cpe:2.3:a:networkupstools:nut:2.6.3-1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "77684429-DFDF-4423-A9B2-EF434AA6CFBB"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}