CVE-2018-16451

Source
https://nvd.nist.gov/vuln/detail/CVE-2018-16451
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-16451.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2018-16451
Downstream
Related
Published
2019-10-03T16:15:12Z
Modified
2025-10-14T16:25:41.349421Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Git / github.com/the-tcpdump-group/tcpdump

Affected ranges

Type
GIT
Repo
https://github.com/the-tcpdump-group/tcpdump
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed

Affected versions

tcpdump-3.*

tcpdump-3.5.1
tcpdump-3.6.1
tcpdump-3.7.1
tcpdump-3.8-bp

tcpdump-4.*

tcpdump-4.5.0
tcpdump-4.6.0
tcpdump-4.6.0-bp
tcpdump-4.7.0-bp
tcpdump-4.9.0
tcpdump-4.9.0-bp
tcpdump-4.9.1
tcpdump-4.9.2

Database specific

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 1937.0,
                "function_hash": "284528597429870462737953385328683542655"
            },
            "signature_version": "v1",
            "deprecated": false,
            "source": "https://github.com/the-tcpdump-group/tcpdump/commit/96480ab95308cd9234b4f09b175ebf60e17792c6",
            "target": {
                "file": "print-smb.c",
                "function": "print_trans"
            },
            "id": "CVE-2018-16451-27d0f222",
            "signature_type": "Function"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "52360765314299712074480537956875111630",
                    "63416928053770545895660763357420962555",
                    "9066737171512705452207433355963303883",
                    "7892657909435996406875732138502108968",
                    "254280251589713256089220183170552889623",
                    "226288231056020067746430953145190070649",
                    "130954395980833079061976959881326797110",
                    "277792722672947299466682455442525240977",
                    "147623506496645499549955107779763472670",
                    "149183317133556831892272616957609470679",
                    "297276726950661810989684513351451286573"
                ]
            },
            "signature_version": "v1",
            "deprecated": false,
            "source": "https://github.com/the-tcpdump-group/tcpdump/commit/96480ab95308cd9234b4f09b175ebf60e17792c6",
            "target": {
                "file": "print-smb.c"
            },
            "id": "CVE-2018-16451-65668200",
            "signature_type": "Line"
        }
    ]
}