gsd-2023-39959
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 25.0.0 and prior to versions 25.0.9, 26.0.4, and 27.0.1, unauthenticated users could send a DAV request which reveals whether a calendar or an address book with the given identifier exists for the victim. Nextcloud Server versions 25.0.9, 26.0.4, and 27.0.1 and Nextcloud Enterprise Server versions 25.0.9, 26.0.4, and 27.0.1 contain a patch for this issue. No known workarounds are available.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2023-39959",
"id": "GSD-2023-39959"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2023-39959"
],
"details": "Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 25.0.0 and prior to versions 25.0.9, 26.0.4, and 27.0.1, unauthenticated users could send a DAV request which reveals whether a calendar or an address book with the given identifier exists for the victim. Nextcloud Server versions 25.0.9, 26.0.4, and 27.0.1 and Nextcloud Enterprise Server versions 25.0.9, 26.0.4, and 27.0.1 contain a patch for this issue. No known workarounds are available.",
"id": "GSD-2023-39959",
"modified": "2023-12-13T01:20:33.425229Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
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"ASSIGNER": "security-advisories@github.com",
"ID": "CVE-2023-39959",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "security-advisories",
"version": {
"version_data": [
{
"version_affected": "=",
"version_value": "\u003e= 25.0.0, \u003c 25.0.9"
},
{
"version_affected": "=",
"version_value": "\u003e= 26.0.0, \u003c 26.0.4"
},
{
"version_affected": "=",
"version_value": "\u003e= 27.0.0, \u003c 27.0.1"
}
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}
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}
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"data_format": "MITRE",
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"data_version": "4.0",
"description": {
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"value": "Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 25.0.0 and prior to versions 25.0.9, 26.0.4, and 27.0.1, unauthenticated users could send a DAV request which reveals whether a calendar or an address book with the given identifier exists for the victim. Nextcloud Server versions 25.0.9, 26.0.4, and 27.0.1 and Nextcloud Enterprise Server versions 25.0.9, 26.0.4, and 27.0.1 contain a patch for this issue. No known workarounds are available."
}
]
},
"impact": {
"cvss": [
{
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 3.5,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N",
"version": "3.1"
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"lang": "eng",
"value": "CWE-284: Improper Access Control"
}
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"references": {
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"refsource": "MISC",
"url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-g97r-8ffm-hfpj"
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{
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{
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}
]
},
"source": {
"advisory": "GHSA-g97r-8ffm-hfpj",
"discovery": "UNKNOWN"
}
},
"nvd.nist.gov": {
"configurations": {
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"nodes": [
{
"children": [],
"cpe_match": [
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"cpe23Uri": "cpe:2.3:a:nextcloud:nextcloud_server:27.0.0:*:*:*:-:*:*:*",
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{
"cpe23Uri": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:*",
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"versionEndExcluding": "26.0.4",
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{
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{
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"operator": "OR"
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"cve": {
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"ID": "CVE-2023-39959"
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"description": {
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"value": "Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 25.0.0 and prior to versions 25.0.9, 26.0.4, and 27.0.1, unauthenticated users could send a DAV request which reveals whether a calendar or an address book with the given identifier exists for the victim. Nextcloud Server versions 25.0.9, 26.0.4, and 27.0.1 and Nextcloud Enterprise Server versions 25.0.9, 26.0.4, and 27.0.1 contain a patch for this issue. No known workarounds are available."
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"references": {
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{
"name": "https://hackerone.com/reports/1832126",
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"tags": [
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"url": "https://hackerone.com/reports/1832126"
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{
"name": "https://github.com/nextcloud/server/pull/38747",
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"tags": [
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},
{
"name": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-g97r-8ffm-hfpj",
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],
"url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-g97r-8ffm-hfpj"
}
]
}
},
"impact": {
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 1.4
}
},
"lastModifiedDate": "2023-08-16T16:51Z",
"publishedDate": "2023-08-10T18:15Z"
}
}
}
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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.