CVE-2020-14177
Estado: ModificadaMedia (6.5)—
Affected versions of Atlassian Jira Server and Data Center allow remote attackers to impact the application's availability via a Regex-based Denial of Service (DoS) vulnerability in JQL version searching. The affected versions are before version 7.13.16; from version 7.14.0 before 8.5.7; from version 8.6.0 before 8.10.2; and from version 8.11.0 before 8.11.1.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 6.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.23%
- Percentil entre todas las CVEs puntuadas: 82
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- NVD-CWE-noinfo
Referencias
JSON original (NVD)
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{
"id": "CVE-2020-14177",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
"authentication": "SINGLE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.5,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "NONE"
},
"impactScore": 3.6,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "security@atlassian.com",
"affectedData": [
{
"vendor": "Atlassian",
"product": "Jira Server",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "7.13.6",
"versionType": "custom"
},
{
"status": "affected",
"version": "7.14.0",
"lessThan": "unspecified",
"versionType": "custom"
},
{
"status": "affected",
"version": "unspecified",
"lessThan": "8.5.7",
"versionType": "custom"
},
{
"status": "affected",
"version": "8.6.0",
"lessThan": "unspecified",
"versionType": "custom"
},
{
"status": "affected",
"version": "unspecified",
"lessThan": "8.10.2",
"versionType": "custom"
},
{
"status": "affected",
"version": "8.11.0",
"lessThan": "unspecified",
"versionType": "custom"
},
{
"status": "affected",
"version": "unspecified",
"lessThan": "8.11.1",
"versionType": "custom"
}
]
}
]
}
],
"published": "2020-09-21T01:15:12.880",
"references": [
{
"url": "https://jira.atlassian.com/browse/JRASERVER-71388",
"tags": [
"Vendor Advisory"
],
"source": "security@atlassian.com"
},
{
"url": "https://jira.atlassian.com/browse/JRASERVER-71388",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Affected versions of Atlassian Jira Server and Data Center allow remote attackers to impact the application's availability via a Regex-based Denial of Service (DoS) vulnerability in JQL version searching. The affected versions are before version 7.13.16; from version 7.14.0 before 8.5.7; from version 8.6.0 before 8.10.2; and from version 8.11.0 before 8.11.1."
},
{
"lang": "es",
"value": "Las versiones afectadas de Atlassian Jira Server y Data Center, permiten a atacantes remotos afectar la disponibilidad de la aplicación por medio de una vulnerabilidad de Denegación de Servicio (DoS) basada en Regex en la búsqueda de versiones JQL. Las versiones afectadas son anteriores a la versión 7.13.16; desde la versión 7.14.0 anteriores a 8.5.7; desde la versión 8.6.0 anteriores a 8.10.2; y desde la versión 8.11.0 anteriores a 8.11.1"
}
],
"lastModified": "2026-06-17T02:54:20.693",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "60435E7F-993B-4CE2-9BB3-18A4A2AB4D7B",
"versionEndExcluding": "7.13.16"
},
{
"criteria": "cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1D21D673-EC64-4E6F-A2B9-401DC658F038",
"versionEndExcluding": "8.5.7",
"versionStartIncluding": "7.14.0"
},
{
"criteria": "cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "5A9FC146-9E9D-486B-B7E9-A43A101B64CF",
"versionEndExcluding": "8.10.2",
"versionStartIncluding": "8.6.0"
},
{
"criteria": "cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6ABC9121-0862-4924-98B6-05495FE25686",
"versionEndExcluding": "8.11.1",
"versionStartIncluding": "8.11.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "security@atlassian.com"
}