fkie_cve-2021-22144
Vulnerability from fkie_nvd
Published
2021-07-26 12:15
Modified
2024-11-21 05:49
Severity ?
Summary
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.
References
| ▶ | URL | Tags | |
|---|---|---|---|
| bressers@elastic.co | https://discuss.elastic.co/t/elasticsearch-7-13-3-and-6-8-17-security-update/278100 | Release Notes, Vendor Advisory | |
| bressers@elastic.co | https://security.netapp.com/advisory/ntap-20210827-0006/ | Third Party Advisory | |
| bressers@elastic.co | https://www.oracle.com/security-alerts/cpuapr2022.html | Patch, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://discuss.elastic.co/t/elasticsearch-7-13-3-and-6-8-17-security-update/278100 | Release Notes, Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://security.netapp.com/advisory/ntap-20210827-0006/ | Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.oracle.com/security-alerts/cpuapr2022.html | Patch, Third Party Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| elastic | elasticsearch | * | |
| elastic | elasticsearch | * | |
| oracle | communications_cloud_native_core_automated_test_suite | 1.8.0 |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:elastic:elasticsearch:*:*:*:*:*:*:*:*",
"matchCriteriaId": "9FE3115F-9BC0-44F8-A0EC-0D42CCDA30AB",
"versionEndExcluding": "6.8.17",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:elastic:elasticsearch:*:*:*:*:*:*:*:*",
"matchCriteriaId": "68D4C16A-16D0-46C7-9133-AD04AED5EFE1",
"versionEndExcluding": "7.13.3",
"versionStartIncluding": "7.0.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:oracle:communications_cloud_native_core_automated_test_suite:1.8.0:*:*:*:*:*:*:*",
"matchCriteriaId": "98FB24DB-AF91-48D0-9CA5-C8250D183FD5",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "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."
},
{
"lang": "es",
"value": "En Elasticsearch versiones anteriores a 7.13.3 y la 6.8.17, se ha identificado una vulnerabilidad de recursi\u00f3n no controlada que pod\u00eda conllevar a un ataque de denegaci\u00f3n de servicio en el analizador Grok de Elasticsearch. Un usuario con la capacidad de enviar consultas arbitrarias a Elasticsearch podr\u00eda crear una consulta Grok maliciosa que bloquear\u00eda el nodo de Elasticsearch"
}
],
"id": "CVE-2021-22144",
"lastModified": "2024-11-21T05:49:35.577",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
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"cvssData": {
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"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
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"integrityImpact": "NONE",
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"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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},
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"impactScore": 3.6,
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"published": "2021-07-26T12:15:08.547",
"references": [
{
"source": "bressers@elastic.co",
"tags": [
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"Vendor Advisory"
],
"url": "https://discuss.elastic.co/t/elasticsearch-7-13-3-and-6-8-17-security-update/278100"
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{
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],
"sourceIdentifier": "bressers@elastic.co",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-674"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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