CVE-2021-37592

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Source

https://cve.org/CVERecord?id=CVE-2021-37592

Import Source

https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-37592.json

JSON Data

https://api.test.osv.dev/v1/vulns/CVE-2021-37592

Downstream

DEBIAN-CVE-2021-37592

UBUNTU-CVE-2021-37592

Published

2021-11-19T15:15:08.137Z

Modified

2026-05-30T17:27:52.595983Z

Severity

9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

Suricata before 5.0.8 and 6.x before 6.0.4 allows TCP evasion via a client with a crafted TCP/IP stack that can send a certain sequence of segments.

References

Affected packages

Git / github.com/oisf/suricata

Affected ranges

Type

GIT

Repo

https://github.com/oisf/suricata

Events

Introduced

Fixed

aac67dc8984e3b24f42f4cb399311daae3b9c769

Introduced

5219691f45ab6c6fb3c3970550dd670c73dbcfa6

Fixed

e9c8767b905fcae53432076572bfbeaf639b202d

Database specific

{
    "cpe": "cpe:2.3:a:oisf:suricata:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "5.0.8"
        },
        {
            "introduced": "6.0.0"
        },
        {
            "fixed": "6.0.4"
        }
    ],
    "source": "CPE_RANGE"
}

Affected versions

suricata-0.*

suricata-0.8.2

suricata-1.*

suricata-1.0.0

suricata-1.0.1

suricata-1.0.2

suricata-1.1

suricata-1.1beta1

suricata-1.1beta2

suricata-1.1beta3

suricata-1.1rc1

suricata-1.2

suricata-1.2.1

suricata-1.2beta1

suricata-1.2rc1

suricata-1.3

suricata-1.3.1

suricata-1.3beta1

suricata-1.3beta2

suricata-1.3rc1

suricata-1.4

suricata-1.4beta1

suricata-1.4beta2

suricata-1.4beta3

suricata-1.4rc1

suricata-2.*

suricata-2.0

suricata-2.0.1

suricata-2.0.1rc1

suricata-2.0.2

suricata-2.0beta1

suricata-2.0beta2

suricata-2.0rc1

suricata-2.0rc2

suricata-2.0rc3

suricata-2.1beta1

suricata-2.1beta2

suricata-2.1beta3

suricata-2.1beta4

suricata-3.*

suricata-3.0

suricata-3.0.1

suricata-3.0.1RC1

suricata-3.0RC1

suricata-3.0RC2

suricata-3.0RC3

suricata-3.1

suricata-3.1.1

suricata-3.1.2

suricata-3.1RC1

suricata-3.2

suricata-3.2.1

suricata-3.2RC1

suricata-3.2beta1

suricata-4.*

suricata-4.0.0

suricata-4.0.0-beta1

suricata-4.0.0-rc1

suricata-4.0.0-rc2

suricata-4.0.1

suricata-4.1.0

suricata-4.1.0-beta1

suricata-4.1.0-rc1

suricata-4.1.0-rc2

suricata-4.1.1

suricata-4.1.2

suricata-5.*

suricata-5.0.0

suricata-5.0.0-beta1

suricata-5.0.0-rc1

suricata-5.0.1

suricata-5.0.2

suricata-5.0.3

suricata-5.0.4

suricata-5.0.5

suricata-5.0.6

suricata-5.0.7

suricata-6.*

suricata-6.0.0

suricata-6.0.1

suricata-6.0.2

suricata-6.0.3

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-37592.json"