CVE-2018-14462

Source
https://nvd.nist.gov/vuln/detail/CVE-2018-14462
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-14462.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2018-14462
Downstream
Related
Published
2019-10-03T16:15:11Z
Modified
2025-10-15T09:21:04.705391Z
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 ICMP parser in tcpdump before 4.9.3 has a buffer over-read in print-icmp.c:icmp_print().

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

[
    {
        "id": "CVE-2018-14462-d5c3570b",
        "deprecated": false,
        "signature_version": "v1",
        "signature_type": "Line",
        "target": {
            "file": "print-icmp.c"
        },
        "digest": {
            "line_hashes": [
                "256282623563402795652972202107018084049",
                "287789674988758519084907203655781532496",
                "251456174941745400610837741727730371946",
                "157430569230808296392379629325636309208"
            ],
            "threshold": 0.9
        },
        "source": "https://github.com/the-tcpdump-group/tcpdump/commit/1a1bce0526a77b62e41531b00f8bb5e21fd4f3a3"
    },
    {
        "id": "CVE-2018-14462-e80008f1",
        "deprecated": false,
        "signature_version": "v1",
        "signature_type": "Function",
        "target": {
            "file": "print-icmp.c",
            "function": "icmp_print"
        },
        "digest": {
            "function_hash": "322327582795609803298054644667977291564",
            "length": 8807.0
        },
        "source": "https://github.com/the-tcpdump-group/tcpdump/commit/1a1bce0526a77b62e41531b00f8bb5e21fd4f3a3"
    }
]