gsd-2021-40797
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
An issue was discovered in the routes middleware in OpenStack Neutron before 16.4.1, 17.x before 17.2.1, and 18.x before 18.1.1. By making API requests involving nonexistent controllers, an authenticated user may cause the API worker to consume increasing amounts of memory, resulting in API performance degradation or denial of service.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-40797",
"description": "An issue was discovered in the routes middleware in OpenStack Neutron before 16.4.1, 17.x before 17.2.1, and 18.x before 18.1.1. By making API requests involving nonexistent controllers, an authenticated user may cause the API worker to consume increasing amounts of memory, resulting in API performance degradation or denial of service.",
"id": "GSD-2021-40797",
"references": [
"https://www.suse.com/security/cve/CVE-2021-40797.html",
"https://access.redhat.com/errata/RHSA-2022:0990",
"https://access.redhat.com/errata/RHSA-2022:0996"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-40797"
],
"details": "An issue was discovered in the routes middleware in OpenStack Neutron before 16.4.1, 17.x before 17.2.1, and 18.x before 18.1.1. By making API requests involving nonexistent controllers, an authenticated user may cause the API worker to consume increasing amounts of memory, resulting in API performance degradation or denial of service.",
"id": "GSD-2021-40797",
"modified": "2023-12-13T01:23:25.122679Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
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},
"affects": {
"vendor": {
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{
"product": {
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{
"product_name": "n/a",
"version": {
"version_data": [
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}
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"name": "[oss-security] 20210909 [OSSA-2021-006] Neutron: Routes middleware memory leak for nonexistent controllers (CVE-2021-40797)",
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"url": "http://www.openwall.com/lists/oss-security/2021/09/09/2"
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},
"gitlab.com": {
"advisories": [
{
"affected_range": "\u003c16.4.1||\u003e=17.0.0,\u003c17.2.1||\u003e=18.0.0,\u003c18.1.1",
"affected_versions": "All versions before 16.4.1, all versions starting from 17.0.0 before 17.2.1, all versions starting from 18.0.0 before 18.1.1",
"cvss_v2": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2021-09-15",
"description": "By making API requests involving nonexistent controllers, an authenticated user may cause the API worker to consume increasing amounts of memory, resulting in API performance degradation or denial of service.",
"fixed_versions": [
"16.4.1",
"17.2.1",
"18.1.1"
],
"identifier": "CVE-2021-40797",
"identifiers": [
"CVE-2021-40797"
],
"not_impacted": "All versions starting from 16.4.1 before 17.0.0, all versions starting from 17.2.1 before 18.0.0, all versions starting from 18.1.1",
"package_slug": "pypi/neutron",
"pubdate": "2021-09-08",
"solution": "Upgrade to versions 16.4.1, 17.2.1, 18.1.1 or above.",
"title": "Missing Release of Resource after Effective Lifetime",
"urls": [
"https://nvd.nist.gov/vuln/detail/CVE-2021-40797",
"https://launchpad.net/bugs/1942179",
"https://security.openstack.org/ossa/OSSA-2021-006.html"
],
"uuid": "443c5e65-88a7-4854-ba60-5c9f3afece56"
}
]
},
"nvd.nist.gov": {
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"versionEndExcluding": "16.4.1",
"vulnerable": true
},
{
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"versionEndExcluding": "17.2.1",
"versionStartIncluding": "17.0.0",
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},
{
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"cpe_name": [],
"versionEndExcluding": "18.1.1",
"versionStartIncluding": "18.0.0",
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"problemtype": {
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"references": {
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},
{
"name": "[oss-security] 20210909 [OSSA-2021-006] Neutron: Routes middleware memory leak for nonexistent controllers (CVE-2021-40797)",
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"url": "http://www.openwall.com/lists/oss-security/2021/09/09/2"
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]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6
}
},
"lastModifiedDate": "2021-09-15T19:01Z",
"publishedDate": "2021-09-08T20:15Z"
}
}
}
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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.