FKIE_CVE-2017-12899

Vulnerability from fkie_nvd - Published: 2017-09-14 06:29 - Updated: 2026-06-17 01:04
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
The DECnet parser in tcpdump before 4.9.2 has a buffer over-read in print-decnet.c:decnet_print().
References
cve@mitre.orghttp://www.debian.org/security/2017/dsa-3971Third Party Advisory
cve@mitre.orghttp://www.securitytracker.com/id/1039307Third Party Advisory, VDB Entry
cve@mitre.orghttp://www.tcpdump.org/tcpdump-changes.txtVendor Advisory
cve@mitre.orghttps://access.redhat.com/errata/RHEA-2018:0705Third Party Advisory
cve@mitre.orghttps://github.com/the-tcpdump-group/tcpdump/commit/c6e0531b5def26ecf912e8de6ade86cbdaed3751Issue Tracking, Patch, Third Party Advisory
cve@mitre.orghttps://github.com/the-tcpdump-group/tcpdump/commit/f96003b21e2abfbba59b926b10a7f9bc7d11e36cIssue Tracking, Third Party Advisory
cve@mitre.orghttps://security.gentoo.org/glsa/201709-23Third Party Advisory
cve@mitre.orghttps://support.apple.com/HT208221Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2017/dsa-3971Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1039307Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.tcpdump.org/tcpdump-changes.txtVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHEA-2018:0705Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/the-tcpdump-group/tcpdump/commit/c6e0531b5def26ecf912e8de6ade86cbdaed3751Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/the-tcpdump-group/tcpdump/commit/f96003b21e2abfbba59b926b10a7f9bc7d11e36cIssue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201709-23Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/HT208221Third Party Advisory
Impacted products
Vendor Product Version
tcpdump tcpdump *
debian debian_linux 9.0
debian debian_linux 10.0
redhat enterprise_linux_desktop 7.0
redhat enterprise_linux_server 7.0
redhat enterprise_linux_server_aus 7.6
redhat enterprise_linux_server_aus 7.7
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "15620492-1343-4632-A942-281535A101B7",
              "versionEndIncluding": "4.9.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
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              "vulnerable": true
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              "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73",
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              "vulnerable": true
            },
            {
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              "matchCriteriaId": "51EF4996-72F4-4FA4-814F-F5991E7A8318",
              "vulnerable": true
            },
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              "vulnerable": true
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          ],
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          "operator": "OR"
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      ]
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The DECnet parser in tcpdump before 4.9.2 has a buffer over-read in print-decnet.c:decnet_print()."
    },
    {
      "lang": "es",
      "value": "El analizador sint\u00e1ctico DECnet en tcpdump en versiones anteriores a la 4.9.2 tiene una vulnerabilidad de sobrelectura de b\u00fafer en print-decnet.c:decnet_print()."
    }
  ],
  "id": "CVE-2017-12899",
  "lastModified": "2026-06-17T01:04:06.610",
  "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
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
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          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
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          "attackVector": "NETWORK",
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          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
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        "impactScore": 5.9,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
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          "options": [
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              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
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          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-12-04T15:17:00.662985Z",
          "version": "2.0.3"
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  },
  "published": "2017-09-14T06:29:00.437",
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  ]
}



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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

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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.
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  • 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.



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.