CVE-2020-13677 (GCVE-0-2020-13677)
Vulnerability from cvelistv5 – Published: 2022-02-11 15:55 – Updated: 2024-08-04 12:25
VLAI
EPSS
VEX
Summary
Under some circumstances, the Drupal core JSON:API module does not properly restrict access to certain content, which may result in unintended access bypass. Sites that do not have the JSON:API module enabled are not affected.
Severity
7.5 (High)
CWE
- CWE-284 - Improper Access Control
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.drupal.org/sa-core-2021-010 | x_refsource_CONFIRM |
Impacted products
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T12:25:16.550Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://www.drupal.org/sa-core-2021-010"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "Core",
"vendor": "Drupal",
"versions": [
{
"lessThan": "9.2.6",
"status": "affected",
"version": "9.2.x",
"versionType": "custom"
},
{
"lessThan": "9.1.13",
"status": "affected",
"version": "9.1.x",
"versionType": "custom"
},
{
"lessThan": "8.9.19",
"status": "affected",
"version": "8.9.x",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Under some circumstances, the Drupal core JSON:API module does not properly restrict access to certain content, which may result in unintended access bypass. Sites that do not have the JSON:API module enabled are not affected."
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-284",
"description": "CWE-284 Improper Access Control",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2022-02-11T15:55:12.000Z",
"orgId": "2c85b837-eb8b-40ed-9d74-228c62987387",
"shortName": "drupal"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://www.drupal.org/sa-core-2021-010"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "security@drupal.org",
"ID": "CVE-2020-13677",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Core",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "9.2.x",
"version_value": "9.2.6"
},
{
"version_affected": "\u003c",
"version_name": "9.1.x",
"version_value": "9.1.13"
},
{
"version_affected": "\u003c",
"version_name": "8.9.x",
"version_value": "8.9.19"
}
]
}
}
]
},
"vendor_name": "Drupal"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "Under some circumstances, the Drupal core JSON:API module does not properly restrict access to certain content, which may result in unintended access bypass. Sites that do not have the JSON:API module enabled are not affected."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-284 Improper Access Control"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.drupal.org/sa-core-2021-010",
"refsource": "CONFIRM",
"url": "https://www.drupal.org/sa-core-2021-010"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "2c85b837-eb8b-40ed-9d74-228c62987387",
"assignerShortName": "drupal",
"cveId": "CVE-2020-13677",
"datePublished": "2022-02-11T15:55:12.000Z",
"dateReserved": "2020-05-28T00:00:00.000Z",
"dateUpdated": "2024-08-04T12:25:16.550Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2020-13677",
"date": "2026-09-16",
"epss": "0.01053",
"percentile": "0.62672"
},
"fkie_nvd": {
"configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"8.0.0\", \"versionEndExcluding\": \"8.9.19\", \"matchCriteriaId\": \"69F69CDD-9527-44F9-9A24-1CB224492E78\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"9.1.0\", \"versionEndExcluding\": \"9.1.13\", \"matchCriteriaId\": \"CEDA920A-E60F-4CC8-9C06-1B3B7E200DE4\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"9.2.0\", \"versionEndExcluding\": \"9.2.6\", \"matchCriteriaId\": \"ED6917A0-B070-4716-9D5A-C8505254005F\"}]}]}]",
"descriptions": "[{\"lang\": \"en\", \"value\": \"Under some circumstances, the Drupal core JSON:API module does not properly restrict access to certain content, which may result in unintended access bypass. Sites that do not have the JSON:API module enabled are not affected.\"}, {\"lang\": \"es\", \"value\": \"En algunas circunstancias, el m\\u00f3dulo JSON:API del n\\u00facleo de Drupal no restringe apropiadamente el acceso a determinados contenidos, lo que puede resultar en una omisi\\u00f3n de acceso no intencionada. Los sitios que no presentan el m\\u00f3dulo JSON:API habilitado no est\\u00e1n afectados\"}]",
"id": "CVE-2020-13677",
"lastModified": "2024-11-21T05:01:44.703",
"metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\", \"baseScore\": 7.5, \"baseSeverity\": \"HIGH\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 3.6}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:M/Au:N/C:P/I:N/A:N\", \"baseScore\": 4.3, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"MEDIUM\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 8.6, \"impactScore\": 2.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
"published": "2022-02-11T16:15:08.487",
"references": "[{\"url\": \"https://www.drupal.org/sa-core-2021-010\", \"source\": \"mlhess@drupal.org\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://www.drupal.org/sa-core-2021-010\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}]",
"sourceIdentifier": "mlhess@drupal.org",
"vulnStatus": "Modified",
"weaknesses": "[{\"source\": \"mlhess@drupal.org\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-284\"}]}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"NVD-CWE-Other\"}]}]"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2020-13677\",\"sourceIdentifier\":\"mlhess@drupal.org\",\"published\":\"2022-02-11T16:15:08.487\",\"lastModified\":\"2024-11-21T05:01:44.703\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Under some circumstances, the Drupal core JSON:API module does not properly restrict access to certain content, which may result in unintended access bypass. Sites that do not have the JSON:API module enabled are not affected.\"},{\"lang\":\"es\",\"value\":\"En algunas circunstancias, el m\u00f3dulo JSON:API del n\u00facleo de Drupal no restringe apropiadamente el acceso a determinados contenidos, lo que puede resultar en una omisi\u00f3n de acceso no intencionada. Los sitios que no presentan el m\u00f3dulo JSON:API habilitado no est\u00e1n afectados\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:N/A:N\",\"baseScore\":4.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"mlhess@drupal.org\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-284\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-Other\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"8.0.0\",\"versionEndExcluding\":\"8.9.19\",\"matchCriteriaId\":\"69F69CDD-9527-44F9-9A24-1CB224492E78\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.1.0\",\"versionEndExcluding\":\"9.1.13\",\"matchCriteriaId\":\"CEDA920A-E60F-4CC8-9C06-1B3B7E200DE4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.2.0\",\"versionEndExcluding\":\"9.2.6\",\"matchCriteriaId\":\"ED6917A0-B070-4716-9D5A-C8505254005F\"}]}]}],\"references\":[{\"url\":\"https://www.drupal.org/sa-core-2021-010\",\"source\":\"mlhess@drupal.org\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://www.drupal.org/sa-core-2021-010\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}",
"redhat_vex": {
"current_release_date": "2025-11-21T16:12:24+00:00",
"cve": "CVE-2020-13677",
"id": "CVE-2020-13677",
"initial_release_date": "2020-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "drupal: multiple vulnerabiltiies",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-13677.json",
"version": "3"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…