CVE-2020-8036

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Source
https://cve.org/CVERecord?id=CVE-2020-8036
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8036.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-8036
Downstream
Published
2020-11-04T18:15:20Z
Modified
2026-07-08T20:29:40Z
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 tok2strbuf() function in tcpdump 4.10.0-PRE-GIT was used by the SOME/IP dissector in an unsafe way.

Database specific 
{
    "unresolved_ranges":  [
        {
            "cpes":  [
                "cpe:2.3:a:tcpdump:tcpdump:4.10.0:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "4.10.0"
                },
                {
                    "last_affected":  "4.10.0"
                },
                {
                    "introduced":  "4.10.0"
                },
                {
                    "last_affected":  "4.10.0"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "tcpdump:tcpdump"
        }
    ]
}
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
e2256b4f2506102be2c6f7976f84f0d607c53d43
Database specific
Show details 
{
    "source":  "REFERENCES"
}

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

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8036.json"
vanir_signatures 
[
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
                "260889594262916610507033596175287188708",
                "31576559873430092034884406884905655143",
                "46601164126603537306423316319195553071",
                "11087361184821555983086235955480163336",
                "233923691297667078565594795001287857186",
                "252829389338312366180910605882102302887",
                "278753289173447348144778951746276030308",
                "64600285183606455978592764708872901182",
                "206765259206553502985182586134032728779",
                "193974303459354316752816615720738931183",
                "32728580021668315724948145594071955978",
                "264132055571525925503877009992361907033"
            ],
            "threshold":  0.9
        },
        "id":  "CVE-2020-8036-3421c63d",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/the-tcpdump-group/tcpdump/commit/e2256b4f2506102be2c6f7976f84f0d607c53d43",
        "target":  {
            "file":  "print-someip.c"
        }
    }
]
vanir_signatures_modified 
"2026-07-08T20:29:40Z"