CVE-2021-32554 (GCVE-0-2021-32554)
Vulnerability from cvelistv5
Published
2021-06-12 03:40
Modified
2024-09-16 23:20
Severity ?
VLAI Severity ?
EPSS score ?
CWE
Summary
It was discovered that read_file() in apport/hookutils.py would follow symbolic links or open FIFOs. When this function is used by the xorg package apport hooks, it could expose private data to other local users.
References
| ► | URL | Tags | |||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Canonical | apport |
Version: 2.20.1 < 2.20.1-0ubuntu2.30+esm1 Version: 2.20.9 < 2.20.9-0ubuntu7.24 Version: 2.20.11-0ubuntu27 < 2.20.11-0ubuntu27.18 Version: 2.20.11-0ubuntu50 < 2.20.11-0ubuntu50.7 Version: 2.20.11-0ubuntu65 < 2.20.11-0ubuntu65.1 Version: 2.14.1-0ubuntu3 < 2.14.1-0ubuntu3.29+esm7 |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T23:25:30.307Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "apport",
"vendor": "Canonical",
"versions": [
{
"lessThan": "2.20.1-0ubuntu2.30+esm1",
"status": "affected",
"version": "2.20.1",
"versionType": "custom"
},
{
"lessThan": "2.20.9-0ubuntu7.24",
"status": "affected",
"version": "2.20.9",
"versionType": "custom"
},
{
"lessThan": "2.20.11-0ubuntu27.18",
"status": "affected",
"version": "2.20.11-0ubuntu27",
"versionType": "custom"
},
{
"lessThan": "2.20.11-0ubuntu50.7",
"status": "affected",
"version": "2.20.11-0ubuntu50",
"versionType": "custom"
},
{
"lessThan": "2.20.11-0ubuntu65.1",
"status": "affected",
"version": "2.20.11-0ubuntu65",
"versionType": "custom"
},
{
"lessThan": "2.14.1-0ubuntu3.29+esm7",
"status": "affected",
"version": "2.14.1-0ubuntu3",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "maik@secfault-security.com (@fktio)"
}
],
"datePublic": "2021-05-25T00:00:00",
"descriptions": [
{
"lang": "en",
"value": "It was discovered that read_file() in apport/hookutils.py would follow symbolic links or open FIFOs. When this function is used by the xorg package apport hooks, it could expose private data to other local users."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "LOW",
"baseScore": 7.3,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-59",
"description": "CWE-59 Improper Link Resolution Before File Access (\u0027Link Following\u0027)",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-61",
"description": "CWE-61 UNIX Symbolic Link (Symlink) Following",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-06-12T03:40:41",
"orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
"shortName": "canonical"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904"
}
],
"source": {
"advisory": "https://ubuntu.com/security/notices/USN-4965-1",
"defect": [
"https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904"
],
"discovery": "EXTERNAL"
},
"title": "apport read_file() function could follow maliciously constructed symbolic links",
"x_generator": {
"engine": "Vulnogram 0.0.9"
},
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "security@ubuntu.com",
"DATE_PUBLIC": "2021-05-25T00:00:00.000Z",
"ID": "CVE-2021-32554",
"STATE": "PUBLIC",
"TITLE": "apport read_file() function could follow maliciously constructed symbolic links"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "apport",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "2.20.1",
"version_value": "2.20.1-0ubuntu2.30+esm1"
},
{
"version_affected": "\u003c",
"version_name": "2.20.9",
"version_value": "2.20.9-0ubuntu7.24"
},
{
"version_affected": "\u003c",
"version_name": "2.20.11-0ubuntu27",
"version_value": "2.20.11-0ubuntu27.18"
},
{
"version_affected": "\u003c",
"version_name": "2.20.11-0ubuntu50",
"version_value": "2.20.11-0ubuntu50.7"
},
{
"version_affected": "\u003c",
"version_name": "2.20.11-0ubuntu65",
"version_value": "2.20.11-0ubuntu65.1"
},
{
"version_affected": "\u003c",
"version_name": "2.14.1-0ubuntu3",
"version_value": "2.14.1-0ubuntu3.29+esm7"
}
]
}
}
]
},
"vendor_name": "Canonical"
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "maik@secfault-security.com (@fktio)"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "It was discovered that read_file() in apport/hookutils.py would follow symbolic links or open FIFOs. When this function is used by the xorg package apport hooks, it could expose private data to other local users."
}
]
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "LOW",
"baseScore": 7.3,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-59 Improper Link Resolution Before File Access (\u0027Link Following\u0027)"
}
]
},
{
"description": [
{
"lang": "eng",
"value": "CWE-61 UNIX Symbolic Link (Symlink) Following"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904",
"refsource": "MISC",
"url": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904"
}
]
},
"source": {
"advisory": "https://ubuntu.com/security/notices/USN-4965-1",
"defect": [
"https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904"
],
"discovery": "EXTERNAL"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
"assignerShortName": "canonical",
"cveId": "CVE-2021-32554",
"datePublished": "2021-06-12T03:40:41.158908Z",
"dateReserved": "2021-05-10T00:00:00",
"dateUpdated": "2024-09-16T23:20:32.516Z",
"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.
- 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…