gsd-2021-41104
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
ESPHome is a system to control the ESP8266/ESP32. Anyone with web_server enabled and HTTP basic auth configured on version 2021.9.1 or older is vulnerable to an issue in which `web_server` allows over-the-air (OTA) updates without checking user defined basic auth username & password. This issue is patched in version 2021.9.2. As a workaround, one may disable or remove `web_server`.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-41104",
"description": "ESPHome is a system to control the ESP8266/ESP32. Anyone with web_server enabled and HTTP basic auth configured on version 2021.9.1 or older is vulnerable to an issue in which `web_server` allows over-the-air (OTA) updates without checking user defined basic auth username \u0026 password. This issue is patched in version 2021.9.2. As a workaround, one may disable or remove `web_server`.",
"id": "GSD-2021-41104"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
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],
"details": "ESPHome is a system to control the ESP8266/ESP32. Anyone with web_server enabled and HTTP basic auth configured on version 2021.9.1 or older is vulnerable to an issue in which `web_server` allows over-the-air (OTA) updates without checking user defined basic auth username \u0026 password. This issue is patched in version 2021.9.2. As a workaround, one may disable or remove `web_server`.",
"id": "GSD-2021-41104",
"modified": "2023-12-13T01:23:26.935664Z",
"schema_version": "1.4.0"
}
},
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"TITLE": "web_server allows OTA update without checking user defined basic auth username \u0026 password"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "esphome",
"version": {
"version_data": [
{
"version_value": "\u003c 2021.9.2"
}
]
}
}
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},
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}
]
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"value": "ESPHome is a system to control the ESP8266/ESP32. Anyone with web_server enabled and HTTP basic auth configured on version 2021.9.1 or older is vulnerable to an issue in which `web_server` allows over-the-air (OTA) updates without checking user defined basic auth username \u0026 password. This issue is patched in version 2021.9.2. As a workaround, one may disable or remove `web_server`."
}
]
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
"version": "3.1"
}
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"value": "CWE-306: Missing Authentication for Critical Function"
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"refsource": "CONFIRM",
"url": "https://github.com/esphome/esphome/security/advisories/GHSA-48mj-p7x2-5jfm"
},
{
"name": "https://github.com/esphome/esphome/pull/2409/commits/207cde1667d8c799a197b78ca8a5a14de8d5ca1e",
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"url": "https://github.com/esphome/esphome/pull/2409/commits/207cde1667d8c799a197b78ca8a5a14de8d5ca1e"
},
{
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"url": "https://github.com/esphome/esphome/releases/tag/2021.9.2"
}
]
},
"source": {
"advisory": "GHSA-48mj-p7x2-5jfm",
"discovery": "UNKNOWN"
}
},
"gitlab.com": {
"advisories": [
{
"affected_range": "\u003c2021.9.2",
"affected_versions": "All versions before 2021.9.2",
"cvss_v2": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
"cwe_ids": [
"CWE-1035",
"CWE-306",
"CWE-937"
],
"date": "2021-09-29",
"description": "ESPHome is a system to control the ESP8266/ESP32. Anyone with web_server enabled and HTTP basic auth configured on or older is vulnerable to an issue in which `web_server` allows over-the-air (OTA) updates without checking user defined basic auth username \u0026 password. This issue is patched As a workaround, one may disable or remove `web_server`.",
"fixed_versions": [
"2021.9.2"
],
"identifier": "CVE-2021-41104",
"identifiers": [
"GHSA-48mj-p7x2-5jfm",
"CVE-2021-41104"
],
"not_impacted": "All versions starting from 2021.9.2",
"package_slug": "pypi/esphome",
"pubdate": "2021-09-29",
"solution": "Upgrade to version 2021.9.2 or above.",
"title": "Missing Authentication for Critical Function",
"urls": [
"https://github.com/esphome/esphome/security/advisories/GHSA-48mj-p7x2-5jfm",
"https://github.com/esphome/esphome/commit/be965a60eba6bb769e2a5afdbc8eed132f077a59",
"https://nvd.nist.gov/vuln/detail/CVE-2021-41104",
"https://github.com/esphome/esphome/pull/2409/commits/207cde1667d8c799a197b78ca8a5a14de8d5ca1e",
"https://github.com/esphome/esphome/releases/tag/2021.9.2",
"https://github.com/advisories/GHSA-48mj-p7x2-5jfm"
],
"uuid": "ba6c881d-b0bf-41e0-b60f-4bc7689a61e4"
}
]
},
"nvd.nist.gov": {
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"cpe_name": [],
"versionEndExcluding": "2021.9.2",
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
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"cpe_name": [],
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"description": {
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"value": "ESPHome is a system to control the ESP8266/ESP32. Anyone with web_server enabled and HTTP basic auth configured on version 2021.9.1 or older is vulnerable to an issue in which `web_server` allows over-the-air (OTA) updates without checking user defined basic auth username \u0026 password. This issue is patched in version 2021.9.2. As a workaround, one may disable or remove `web_server`."
}
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},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
},
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"attackVector": "NETWORK",
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"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6
}
},
"lastModifiedDate": "2021-10-07T14:13Z",
"publishedDate": "2021-09-28T16:15Z"
}
}
}
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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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