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CVE-2012-2944 (GCVE-0-2012-2944)

Vulnerability from cvelistv5 – Published: 2012-06-01 20:00 – Updated: 2024-08-06 19:50
VLAI
Summary
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.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
https://exchange.xforce.ibmcloud.com/vulnerabilit… vdb-entryx_refsource_XF
http://www.debian.org/security/2012/dsa-2484 vendor-advisoryx_refsource_DEBIAN
http://alioth.debian.org/tracker/?func=detail&aid… x_refsource_CONFIRM
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
http://secunia.com/advisories/50389 third-party-advisoryx_refsource_SECUNIA
http://trac.networkupstools.org/projects/nut/chan… x_refsource_CONFIRM
https://hermes.opensuse.org/messages/15514634 vendor-advisoryx_refsource_SUSE
http://secunia.com/advisories/49348 third-party-advisoryx_refsource_SECUNIA
http://networkupstools.org/docs/user-manual.chunk… x_refsource_CONFIRM
http://www.securityfocus.com/bid/53743 vdb-entryx_refsource_BID
http://www.osvdb.org/82409 vdb-entryx_refsource_OSVDB
Date Public
2012-05-31 00:00
Show details on NVD website
To clipboard 

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          {
            "lang": "es",
            "value": "Desbordamiento de b\u00fafer en la funci\u00f3n addchar en common/parseconf.c en upsd en Network UPS Tools (NUT), antes de v2.6.4 permite a atacantes remotos ejecutar c\u00f3digo arbitrario o causar una denegaci\u00f3n de servicio (corte de energ\u00eda el\u00e9ctrica) a trav\u00e9s de una larga cadena que contiene imprimibles no caracteres."
          }
        ],
        "id": "CVE-2012-2944",
        "lastModified": "2026-04-29T01:13:23.040",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 7.5,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 6.4,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ]
        },
        "published": "2012-06-01T20:55:08.857",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Exploit"
            ],
            "url": "http://alioth.debian.org/tracker/?func=detail\u0026aid=313636"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://networkupstools.org/docs/user-manual.chunked/apis01.html"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://secunia.com/advisories/49348"
          },
          {
            "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": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit"
            ],
            "url": "http://alioth.debian.org/tracker/?func=detail\u0026aid=313636"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://networkupstools.org/docs/user-manual.chunked/apis01.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://secunia.com/advisories/49348"
          },
          {
            "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"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-119"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-06-27T13:45:44+00:00",
      "cve": "CVE-2012-2944",
      "id": "CVE-2012-2944",
      "initial_release_date": "2012-05-30T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "nut: Heap-based buffer overflow due improper processing of non-printable characters in random network data",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2012/cve-2012-2944.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-08-23T00:53:14Z",
      "cve": "CVE-2012-2944",
      "id": "CVE-2012-2944",
      "initial_release_date": "2023-02-15T05:46:27Z",
      "product_status:recommended": "295",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2012-2944",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2012-2944.json",
      "version": "12"
    }
  }
}



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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

Author Source Type Date Other

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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.