CVE-2017-13043

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Source
https://nvd.nist.gov/vuln/detail/CVE-2017-13043
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-13043.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2017-13043
Downstream
Related
Published
2017-09-14T06:29:02Z
Modified
2025-10-21T04:10:51.154926Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

The BGP parser in tcpdump before 4.9.2 has a buffer over-read in print-bgp.c:decodemulticastvpn().

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
d515b4b4a300479cdf1a6e0d1bb95bc1f9fee514

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-bp

Database specific

vanir_signatures

[
    {
        "signature_type": "Line",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "53227809589211465896634588749898187477",
                "231239712511084767951244738715803454864",
                "319498755644165660555995688040940483627",
                "202459409726354006927026744952598649225",
                "274833383469961596765950243673306359418",
                "75987654742839677976118604675906881517",
                "96396475744034912349682510307446886711",
                "112720235934996099310435053372522494032",
                "271044335859582714288395084601945439148",
                "255635385683405905392987769798128497201"
            ]
        },
        "target": {
            "file": "print-bgp.c"
        },
        "source": "https://github.com/the-tcpdump-group/tcpdump/commit/d515b4b4a300479cdf1a6e0d1bb95bc1f9fee514",
        "id": "CVE-2017-13043-42b459b9",
        "deprecated": false,
        "signature_version": "v1"
    },
    {
        "signature_type": "Function",
        "digest": {
            "function_hash": "138708358530088317450719031790421752977",
            "length": 2297.0
        },
        "target": {
            "file": "print-bgp.c",
            "function": "decode_multicast_vpn"
        },
        "source": "https://github.com/the-tcpdump-group/tcpdump/commit/d515b4b4a300479cdf1a6e0d1bb95bc1f9fee514",
        "id": "CVE-2017-13043-f24f8e3a",
        "deprecated": false,
        "signature_version": "v1"
    }
]