CVE-2021-4186

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Source
https://cve.org/CVERecord?id=CVE-2021-4186
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-4186.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-4186
Downstream
Related
Published
2021-12-30T22:15:10.420Z
Modified
2026-04-16T00:05:17.389052314Z
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

Crash in the Gryphon dissector in Wireshark 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file

Database specific 
{
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "last_affected": "34"
                }
            ],
            "cpe": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
            "source": "CPE_FIELD"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "35"
                }
            ],
            "cpe": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
            "source": "CPE_FIELD"
        }
    ]
}
References

Affected packages

Git / github.com/wireshark/wireshark

Affected ranges

Type
GIT
Repo
https://github.com/wireshark/wireshark
Events
Introduced
9733f173ea5e6255e8da208ef183210aa264d948
Last affected
733b3a137c2ba8c8e517e5fb37bcc3030a43d603
Database specific 
{
    "extracted_events": [
        {
            "introduced": "3.4.0"
        },
        {
            "last_affected": "3.4.10"
        }
    ],
    "cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
    "source": "CPE_FIELD"
}

Affected versions

v3.*
v3.4.0
v3.4.1
v3.4.10
v3.4.10rc0
v3.4.1rc0
v3.4.2
v3.4.2rc0
v3.4.3
v3.4.3rc0
v3.4.4
v3.4.4rc0
v3.4.5
v3.4.5rc0
v3.4.6
v3.4.6rc0
v3.4.7
v3.4.7rc0
v3.4.8
v3.4.8rc0
v3.4.9
v3.4.9rc0
wireshark-3.*
wireshark-3.4.0
wireshark-3.4.1
wireshark-3.4.10
wireshark-3.4.2
wireshark-3.4.3
wireshark-3.4.4
wireshark-3.4.5
wireshark-3.4.6
wireshark-3.4.7
wireshark-3.4.8
wireshark-3.4.9

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-4186.json"