CVE-2017-13687

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Source
https://cve.org/CVERecord?id=CVE-2017-13687
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-13687.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2017-13687
Downstream
Related
Published
2017-09-14T06:29:03.297Z
Modified
2026-07-08T12:05:18.790348Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

The Cisco HDLC parser in tcpdump before 4.9.2 has a buffer over-read in print-chdlc.c:chdlc_print().

Database specific 
{
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "8.0"
                },
                {
                    "last_affected": "8.0"
                },
                {
                    "introduced": "9.0"
                },
                {
                    "last_affected": "9.0"
                },
                {
                    "introduced": "10.0"
                },
                {
                    "last_affected": "10.0"
                }
            ],
            "source": "CPE_STRING",
            "vendor_product": "debian:debian_linux",
            "cpes": [
                "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ]
        }
    ]
}
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
Last affected
993a67c8e648bc8b19881e29a60f41273cfbee7b
Fixed
866c60236c41cea1e1654c8a071897292f64be49
Fixed
a1eefe986065846b6c69dbc09afd9fa1a02c4a3d
Database specific 
{
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ],
    "cpe": "cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "4.9.1"
        }
    ]
}

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

Database specific

vanir_signatures_modified 
"2026-07-08T12:05:18Z"
source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-13687.json"
vanir_signatures 
[
    {
        "id": "CVE-2017-13687-5fe37d96",
        "digest": {
            "function_hash": "18473997626305188289610787641774339287",
            "length": 1191.0
        },
        "signature_version": "v1",
        "signature_type": "Function",
        "source": "https://github.com/the-tcpdump-group/tcpdump/commit/a1eefe986065846b6c69dbc09afd9fa1a02c4a3d",
        "deprecated": false,
        "target": {
            "function": "chdlc_print",
            "file": "print-chdlc.c"
        }
    },
    {
        "id": "CVE-2017-13687-7a9234e8",
        "digest": {
            "line_hashes": [
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                "316976449553640771577171099658758470672",
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                "184753272182606180824872960112245758904",
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            ],
            "threshold": 0.9
        },
        "signature_version": "v1",
        "signature_type": "Line",
        "source": "https://github.com/the-tcpdump-group/tcpdump/commit/a1eefe986065846b6c69dbc09afd9fa1a02c4a3d",
        "deprecated": false,
        "target": {
            "file": "print-chdlc.c"
        }
    },
    {
        "id": "CVE-2017-13687-da3924fb",
        "digest": {
            "function_hash": "297324947578263784321719857566373230374",
            "length": 292.0
        },
        "signature_version": "v1",
        "signature_type": "Function",
        "source": "https://github.com/the-tcpdump-group/tcpdump/commit/a1eefe986065846b6c69dbc09afd9fa1a02c4a3d",
        "deprecated": false,
        "target": {
            "function": "chdlc_if_print",
            "file": "print-chdlc.c"
        }
    }
]