CVE-2018-7421

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2018-7421
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-7421.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2018-7421
Downstream
Related
Published
2018-02-23T22:29:01.763Z
Modified
2026-04-11T18:10:42.889973Z
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

In Wireshark 2.2.0 to 2.2.12 and 2.4.0 to 2.4.4, the DMP dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-dmp.c by correctly supporting a bounded number of Security Categories for a DMP Security Classification.

References

Affected packages

Git / github.com/wireshark/wireshark

Affected ranges

Type
GIT
Repo
https://github.com/wireshark/wireshark
Events
Introduced
5368c50be46d4a44986d12bdfc0a35b42c0f34fc
Last affected
1fd0af7a9015714bbe0f67b3a2027af6fe47c1c0
Introduced
9be0fa500da594ed01baf3214642838d22811c90
Last affected
90a7be11a4fdc292f2af40cd49ad7e1bce335dfc
Database specific 
{
    "cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
    "source": "CPE_FIELD",
    "extracted_events": [
        {
            "introduced": "2.2.0"
        },
        {
            "last_affected": "2.2.12"
        },
        {
            "introduced": "2.4.0"
        },
        {
            "last_affected": "2.4.4"
        }
    ]
}

Affected versions

2.*
2.2.1rc0
v2.*
v2.2.0
v2.2.1
v2.2.10
v2.2.10rc0
v2.2.11
v2.2.11rc0
v2.2.12
v2.2.12rc0
v2.2.1rc0
v2.2.2
v2.2.2rc0
v2.2.3
v2.2.3rc0
v2.2.4
v2.2.4rc0
v2.2.5
v2.2.5rc0
v2.2.6
v2.2.6rc0
v2.2.7
v2.2.7rc0
v2.2.8
v2.2.8rc0
v2.2.9
v2.2.9rc0
v2.4.0
v2.4.1
v2.4.1rc0
v2.4.2
v2.4.2rc0
v2.4.3
v2.4.3rc0
v2.4.4
v2.4.4rc0
wireshark-2.*
wireshark-2.2.0
wireshark-2.2.1
wireshark-2.2.10
wireshark-2.2.11
wireshark-2.2.12
wireshark-2.2.2
wireshark-2.2.3
wireshark-2.2.4
wireshark-2.2.5
wireshark-2.2.6
wireshark-2.2.7
wireshark-2.2.8
wireshark-2.2.9
wireshark-2.4.0
wireshark-2.4.1
wireshark-2.4.2
wireshark-2.4.3
wireshark-2.4.4

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-7421.json"