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CVE-2012-3421

Estado: ModificadaMedia (5)—

The pduread function in pdu.c in libpcp in Performance Co-Pilot (PCP) before 3.6.5 does not properly time out connections, which allows remote attackers to cause a denial of service (pmcd hang) by sending individual bytes of a PDU separately, related to an "event-driven programming flaw."

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)

SGI — Performance Co-pilot

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2012-3421",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "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": "2012-08-27T23:55:02.290",
  "references": [
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-August/085324.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-August/085333.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00024.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://oss.sgi.com/cgi-bin/gitweb.cgi?p=pcp/pcp.git%3Ba=blob%3Bf=CHANGELOG%3Bh=16c9cbb2f61d909487ea1c3171f4ab33e5648ac5%3Bhb=fe51067ae869a4d59f350ac319b09edcb77ac8e6",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://oss.sgi.com/cgi-bin/gitweb.cgi?p=pcp/pcp.git%3Ba=commit%3Bh=9ba85dca940de976176ce196fd5e3c4170936354",
      "source": "secalert@redhat.com"
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    {
      "url": "http://www.debian.org/security/2012/dsa-2533",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/08/16/1",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=841706",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://hermes.opensuse.org/messages/15471040",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://hermes.opensuse.org/messages/15540133",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://hermes.opensuse.org/messages/15540172",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-August/085324.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-August/085333.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00024.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://oss.sgi.com/cgi-bin/gitweb.cgi?p=pcp/pcp.git%3Ba=blob%3Bf=CHANGELOG%3Bh=16c9cbb2f61d909487ea1c3171f4ab33e5648ac5%3Bhb=fe51067ae869a4d59f350ac319b09edcb77ac8e6",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://oss.sgi.com/cgi-bin/gitweb.cgi?p=pcp/pcp.git%3Ba=commit%3Bh=9ba85dca940de976176ce196fd5e3c4170936354",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2012/dsa-2533",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/08/16/1",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=841706",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://hermes.opensuse.org/messages/15471040",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://hermes.opensuse.org/messages/15540133",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://hermes.opensuse.org/messages/15540172",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The pduread function in pdu.c in libpcp in Performance Co-Pilot (PCP) before 3.6.5 does not properly time out connections, which allows remote attackers to cause a denial of service (pmcd hang) by sending individual bytes of a PDU separately, related to an \"event-driven programming flaw.\""
    },
    {
      "lang": "es",
      "value": "La función pduread en pdu.c en libpcp en Performance Co-Pilot (PCP) anterior a v3.6.5 no realiza el tiempo de espera de conexiones, permitiendo a atacantes remotos provocar una denegación de servicio (pmcd bloquea) mediante el envío de bytes individuales de una PDU por separado , en relación a un \"defecto de programación orientada a eventos.\""
    }
  ],
  "lastModified": "2026-06-16T23:43:11.387",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:sgi:performance_co-pilot:*:*:*:*:*:*:*:*",
              "vulnerable": true,
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              "versionEndIncluding": "3.6.4"
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              "matchCriteriaId": "81FC987D-ACD6-4495-87FE-5C3547CE22B8"
            },
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  "sourceIdentifier": "secalert@redhat.com"
}