cve-2021-32662
Vulnerability from cvelistv5
Published
2021-06-03 22:00
Modified
2024-08-03 23:25
Severity ?
EPSS score ?
Summary
TechDocs mkdocs.yml path traversal
References
| ▼ | URL | Tags | |
|---|---|---|---|
| security-advisories@github.com | https://github.com/backstage/backstage/commit/8cefadca04cbf01d0394b0cb1983247e5f1d6208 | Patch, Third Party Advisory | |
| security-advisories@github.com | https://github.com/backstage/backstage/releases/tag/release-2021-05-27 | Release Notes, Third Party Advisory | |
| security-advisories@github.com | https://github.com/backstage/backstage/security/advisories/GHSA-pgf8-28gg-vpr6 | Third Party Advisory |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T23:25:31.046Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://github.com/backstage/backstage/security/advisories/GHSA-pgf8-28gg-vpr6"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://github.com/backstage/backstage/commit/8cefadca04cbf01d0394b0cb1983247e5f1d6208"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://github.com/backstage/backstage/releases/tag/release-2021-05-27"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "backstage",
"vendor": "backstage",
"versions": [
{
"status": "affected",
"version": "\u003c 0.6.3"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Backstage is an open platform for building developer portals, and techdocs-common contains common functionalities for Backstage\u0027s TechDocs. In `@backstage/techdocs-common` versions prior to 0.6.3, a malicious actor could read sensitive files from the environment where TechDocs documentation is built and published by setting a particular path for `docs_dir` in `mkdocs.yml`. These files would then be available over the TechDocs backend API. This vulnerability is mitigated by the fact that an attacker would need access to modify the `mkdocs.yml` in the documentation source code, and would also need access to the TechDocs backend API. The vulnerability is patched in the `0.6.3` release of `@backstage/techdocs-common`."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-22",
"description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-06-03T22:00:12",
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/backstage/backstage/security/advisories/GHSA-pgf8-28gg-vpr6"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/backstage/backstage/commit/8cefadca04cbf01d0394b0cb1983247e5f1d6208"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/backstage/backstage/releases/tag/release-2021-05-27"
}
],
"source": {
"advisory": "GHSA-pgf8-28gg-vpr6",
"discovery": "UNKNOWN"
},
"title": "TechDocs mkdocs.yml path traversal",
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "security-advisories@github.com",
"ID": "CVE-2021-32662",
"STATE": "PUBLIC",
"TITLE": "TechDocs mkdocs.yml path traversal"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "backstage",
"version": {
"version_data": [
{
"version_value": "\u003c 0.6.3"
}
]
}
}
]
},
"vendor_name": "backstage"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "Backstage is an open platform for building developer portals, and techdocs-common contains common functionalities for Backstage\u0027s TechDocs. In `@backstage/techdocs-common` versions prior to 0.6.3, a malicious actor could read sensitive files from the environment where TechDocs documentation is built and published by setting a particular path for `docs_dir` in `mkdocs.yml`. These files would then be available over the TechDocs backend API. This vulnerability is mitigated by the fact that an attacker would need access to modify the `mkdocs.yml` in the documentation source code, and would also need access to the TechDocs backend API. The vulnerability is patched in the `0.6.3` release of `@backstage/techdocs-common`."
}
]
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://github.com/backstage/backstage/security/advisories/GHSA-pgf8-28gg-vpr6",
"refsource": "CONFIRM",
"url": "https://github.com/backstage/backstage/security/advisories/GHSA-pgf8-28gg-vpr6"
},
{
"name": "https://github.com/backstage/backstage/commit/8cefadca04cbf01d0394b0cb1983247e5f1d6208",
"refsource": "MISC",
"url": "https://github.com/backstage/backstage/commit/8cefadca04cbf01d0394b0cb1983247e5f1d6208"
},
{
"name": "https://github.com/backstage/backstage/releases/tag/release-2021-05-27",
"refsource": "MISC",
"url": "https://github.com/backstage/backstage/releases/tag/release-2021-05-27"
}
]
},
"source": {
"advisory": "GHSA-pgf8-28gg-vpr6",
"discovery": "UNKNOWN"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"assignerShortName": "GitHub_M",
"cveId": "CVE-2021-32662",
"datePublished": "2021-06-03T22:00:12",
"dateReserved": "2021-05-12T00:00:00",
"dateUpdated": "2024-08-03T23:25:31.046Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2021-32662\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2021-06-03T22:15:07.873\",\"lastModified\":\"2021-06-21T14:21:06.850\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Backstage is an open platform for building developer portals, and techdocs-common contains common functionalities for Backstage\u0027s TechDocs. In `@backstage/techdocs-common` versions prior to 0.6.3, a malicious actor could read sensitive files from the environment where TechDocs documentation is built and published by setting a particular path for `docs_dir` in `mkdocs.yml`. These files would then be available over the TechDocs backend API. This vulnerability is mitigated by the fact that an attacker would need access to modify the `mkdocs.yml` in the documentation source code, and would also need access to the TechDocs backend API. The vulnerability is patched in the `0.6.3` release of `@backstage/techdocs-common`.\"},{\"lang\":\"es\",\"value\":\"Backstage es una plataforma abierta para construir portales para desarrolladores, y la funci\u00f3n techdocs-common contiene funcionalidades comunes para los TechDocs de Backstage. En \\\"@backstage/techdocs-common\\\" versiones anteriores a 0.6.3, un actor malicioso pod\u00eda leer archivos confidenciales del entorno donde se construye y publica la documentaci\u00f3n de TechDocs ajustando una ruta particular para la funci\u00f3n \\\"docs_dir\\\" en el archivo \\\"mkdocs.yml\\\". Estos archivos estar\u00edan entonces disponibles a trav\u00e9s de la API del backend de TechDocs. Esta vulnerabilidad est\u00e1 mitigada por el hecho de que un atacante necesitar\u00eda acceso para modificar el archivo \\\"mkdocs.yml\\\" en el c\u00f3digo fuente de la documentaci\u00f3n, y tambi\u00e9n necesitar\u00eda acceso a la API del backend de TechDocs. La vulnerabilidad est\u00e1 parcheada en la versi\u00f3n \\\"0.6.3\\\" de \\\"@backstage/techdocs-common\\\"\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6},{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:S/C:P/I:N/A:N\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":3.5},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":6.8,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-22\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:linuxfoundation:backstage:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"0.6.3\",\"matchCriteriaId\":\"97C5976D-579C-49E3-943E-5758233CF918\"}]}]}],\"references\":[{\"url\":\"https://github.com/backstage/backstage/commit/8cefadca04cbf01d0394b0cb1983247e5f1d6208\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/backstage/backstage/releases/tag/release-2021-05-27\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Release Notes\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/backstage/backstage/security/advisories/GHSA-pgf8-28gg-vpr6\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Third Party Advisory\"]}]}}"
}
}
Loading...
Loading...
- 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.