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CVE-2018-16451 (GCVE-0-2018-16451)

Vulnerability from cvelistv5 – Published: 2019-10-03 15:57 – Updated: 2025-12-03 19:29
VLAI
Summary
The SMB parser in tcpdump before 4.9.3 has buffer over-reads in print-smb.c:print_trans() for \MAILSLOT\BROWSE and \PIPE\LANMAN.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-12-03 19:29 UTC
CWE
Assigner
References
URL Tags
https://github.com/the-tcpdump-group/tcpdump/blob… x_refsource_MISC
https://github.com/the-tcpdump-group/tcpdump/comm… x_refsource_CONFIRM
https://lists.debian.org/debian-lts-announce/2019… mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://seclists.org/bugtraq/2019/Oct/28 mailing-listx_refsource_BUGTRAQ
https://www.debian.org/security/2019/dsa-4547 vendor-advisoryx_refsource_DEBIAN
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://support.apple.com/kb/HT210788 x_refsource_CONFIRM
https://seclists.org/bugtraq/2019/Dec/23 mailing-listx_refsource_BUGTRAQ
http://seclists.org/fulldisclosure/2019/Dec/26 mailing-listx_refsource_FULLDISC
https://security.netapp.com/advisory/ntap-2020012… x_refsource_CONFIRM
https://usn.ubuntu.com/4252-2/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/4252-1/ vendor-advisoryx_refsource_UBUNTU
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      "published": "2019-10-03T16:15:12.757",
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      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-125\"}]}]"
    },
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    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-12-03T20:29:09+00:00",
      "cve": "CVE-2018-16451",
      "id": "CVE-2018-16451",
      "initial_release_date": "2018-01-01T00:00:00+00:00",
      "product_status:fixed": "13",
      "product_status:known_affected": "4",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "tcpdump: Buffer over-read in print_trans() function in print-smb.c",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-16451.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-15T02:37:10Z",
      "cve": "CVE-2018-16451",
      "id": "CVE-2018-16451",
      "initial_release_date": "2023-02-15T04:24:20Z",
      "product_status:known_affected": "333",
      "product_status:recommended": "144",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2018-16451",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-16451.json",
      "version": "39"
    },
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      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Taxonomy of the tags.





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.