CVE-2021-3155 (GCVE-0-2021-3155)
Vulnerability from cvelistv5
Published
2022-02-17 22:15
Modified
2024-08-03 16:45
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-276 - Incorrect Default Permissions
Summary
snapd 2.54.2 and earlier created ~/snap directories in user home directories without specifying owner-only permissions. This could allow a local attacker to read information that should have been private. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1
References
| URL | Tags | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Canonical Ltd. | snapd |
Version: unspecified < |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T16:45:51.372Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://ubuntu.com/security/notices/USN-5292-1"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://github.com/snapcore/snapd/commit/6bcaeeccd16ed8298a301dd92f6907f88c24cc85"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://github.com/snapcore/snapd/commit/7d2a966620002149891446a53cf114804808dcca"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "snapd",
"vendor": "Canonical Ltd.",
"versions": [
{
"lessThanOrEqual": "2.54.2",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "James Troup"
}
],
"descriptions": [
{
"lang": "en",
"value": "snapd 2.54.2 and earlier created ~/snap directories in user home directories without specifying owner-only permissions. This could allow a local attacker to read information that should have been private. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1"
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 3.8,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-276",
"description": "CWE-276 Incorrect Default Permissions",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2022-02-17T22:15:16.000Z",
"orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
"shortName": "canonical"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://ubuntu.com/security/notices/USN-5292-1"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/snapcore/snapd/commit/6bcaeeccd16ed8298a301dd92f6907f88c24cc85"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/snapcore/snapd/commit/7d2a966620002149891446a53cf114804808dcca"
}
],
"source": {
"discovery": "USER"
},
"title": "snapd created ~/snap with too-wide permissions",
"x_generator": {
"engine": "Vulnogram 0.0.9"
},
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "security@ubuntu.com",
"ID": "CVE-2021-3155",
"STATE": "PUBLIC",
"TITLE": "snapd created ~/snap with too-wide permissions"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "snapd",
"version": {
"version_data": [
{
"version_affected": "\u003c=",
"version_value": "2.54.2"
}
]
}
}
]
},
"vendor_name": "Canonical Ltd."
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "James Troup"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "snapd 2.54.2 and earlier created ~/snap directories in user home directories without specifying owner-only permissions. This could allow a local attacker to read information that should have been private. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1"
}
]
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 3.8,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-276 Incorrect Default Permissions"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://ubuntu.com/security/notices/USN-5292-1",
"refsource": "MISC",
"url": "https://ubuntu.com/security/notices/USN-5292-1"
},
{
"name": "https://github.com/snapcore/snapd/commit/6bcaeeccd16ed8298a301dd92f6907f88c24cc85",
"refsource": "MISC",
"url": "https://github.com/snapcore/snapd/commit/6bcaeeccd16ed8298a301dd92f6907f88c24cc85"
},
{
"name": "https://github.com/snapcore/snapd/commit/7d2a966620002149891446a53cf114804808dcca",
"refsource": "MISC",
"url": "https://github.com/snapcore/snapd/commit/7d2a966620002149891446a53cf114804808dcca"
}
]
},
"source": {
"discovery": "USER"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
"assignerShortName": "canonical",
"cveId": "CVE-2021-3155",
"datePublished": "2022-02-17T22:15:16.000Z",
"dateReserved": "2021-01-15T00:00:00.000Z",
"dateUpdated": "2024-08-03T16:45:51.372Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
Loading…
Loading…
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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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.
Loading…
Loading…