CVE-2021-22144

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Source

https://cve.org/CVERecord?id=CVE-2021-22144

Import Source

https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-22144.json

JSON Data

https://api.test.osv.dev/v1/vulns/CVE-2021-22144

Aliases

Downstream

UBUNTU-CVE-2021-22144

Published

2021-07-26T12:15:08Z

Modified

2026-08-18T14:45:09Z

Severity

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

Summary

[none]

Details

In Elasticsearch versions before 7.13.3 and 6.8.17 an uncontrolled recursion vulnerability that could lead to a denial of service attack was identified in the Elasticsearch Grok parser. A user with the ability to submit arbitrary queries to Elasticsearch could create a malicious Grok query that will crash the Elasticsearch node.

Database specific

{
    "unresolved_ranges":  [
        {
            "cpes":  [
                "cpe:2.3:a:oracle:communications_cloud_native_core_automated_test_suite:1.8.0:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "1.8.0"
                },
                {
                    "last_affected":  "1.8.0"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "oracle:communications_cloud_native_core_automated_test_suite"
        }
    ]
}

References

Affected packages

Git / github.com/elastic/elasticsearch

Affected ranges

Type

GIT

Repo

https://github.com/elastic/elasticsearch

Events

Introduced

Fixed

206f6a2512f2ca690999b77a5c759ab214536b82

Introduced

b7e28a7232616c7a21bc879a535d801b8553ba77

Fixed

5d21bea28db1e89ecc1f66311ebdec9dc3aa7d64

Database specific

Show details

{
    "cpe":  "cpe:2.3:a:elastic:elasticsearch:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "0"
        },
        {
            "fixed":  "6.8.17"
        },
        {
            "introduced":  "7.0.0"
        },
        {
            "fixed":  "7.13.3"
        }
    ],
    "source":  "CPE_RANGE"
}

Affected versions

v0.*

v0.10.0

v0.11.0

v0.12.0

v0.13.0

v0.14.0

v0.15.0

v0.16.0

v0.17.0

v0.18.0

v0.19.0

v0.19.0.RC1

v0.19.0.RC2

v0.19.0.RC3

v0.20.0.RC1

v0.4.0

v0.5.0

v0.5.1

v0.6.0

v0.7.0

v0.7.1

v0.8.0

v0.9.0

v0.90.0

v0.90.0.Beta1

v0.90.0.RC1

v0.90.0.RC2

v1.*

v1.0.0.Beta1

v1.0.0.Beta2

v1.0.0.RC1

v6.*

v6.0.0-alpha1

v6.0.0-alpha2

v6.7.0

v6.7.1

v6.7.2

v6.8.0

v6.8.1

v6.8.10

v6.8.11

v6.8.12

v6.8.13

v6.8.14

v6.8.15

v6.8.16

v6.8.2

v6.8.3

v6.8.4

v6.8.5

v6.8.6

v6.8.7

v6.8.8

v6.8.9

v7.*

v7.0.0-alpha1

v7.0.0-alpha2

v7.13.0

v7.13.1

v7.13.2

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-22144.json"

vanir_signatures

[
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
                "46306908087834685596391033629543643063",
                "309639364621793396813014594316873131855",
                "29128284626522818738713589723885160495",
                "161871899510850400620560954403845436989",
                "11189868176976358190645651809106375237",
                "252283072025772185312066259196494384069",
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                "16834889254463775560960843331988962190",
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                "169835636148755964864088097702761135007",
                "164818499281119662862618001252267262545",
                "142654126224155807598745608946083563969",
                "113745486366100676625722287093107010606",
                "159318981080328462933766738409863797493",
                "313525545417608629117318777636242382908",
                "309751647087901041984143822284033753378",
                "101508310946298798877821549722829592093",
                "183220078846225271179781572169631705799"
            ],
            "threshold":  0.9
        },
        "id":  "CVE-2021-22144-094892b5",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/elastic/elasticsearch/commit/206f6a2512f2ca690999b77a5c759ab214536b82",
        "target":  {
            "file":  "libs/grok/src/main/java/org/elasticsearch/grok/Grok.java"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "78606588141394941292377601035551429948",
            "length":  511
        },
        "id":  "CVE-2021-22144-729625b6",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/elastic/elasticsearch/commit/206f6a2512f2ca690999b77a5c759ab214536b82",
        "target":  {
            "file":  "libs/grok/src/main/java/org/elasticsearch/grok/Grok.java",
            "function":  "Grok"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "314977716389471019717029041633733458541",
            "length":  338
        },
        "id":  "CVE-2021-22144-743d25e2",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/elastic/elasticsearch/commit/206f6a2512f2ca690999b77a5c759ab214536b82",
        "target":  {
            "file":  "libs/grok/src/main/java/org/elasticsearch/grok/Grok.java",
            "function":  "forbidCircularReferences"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "331130921924370190697642416796273392643",
            "length":  1164
        },
        "id":  "CVE-2021-22144-e1f0827d",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/elastic/elasticsearch/commit/206f6a2512f2ca690999b77a5c759ab214536b82",
        "target":  {
            "file":  "libs/grok/src/main/java/org/elasticsearch/grok/Grok.java",
            "function":  "innerForbidCircularReferences"
        }
    }
]

vanir_signatures_modified

"2026-08-18T14:45:09Z"