gsd-2021-25740
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2021-25740", "description": "A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack.", "id": "GSD-2021-25740", "references": [ "https://www.suse.com/security/cve/CVE-2021-25740.html", "https://security.archlinux.org/CVE-2021-25740" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2021-25740" ], "details": "A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack.", "id": "GSD-2021-25740", "modified": "2023-12-13T01:23:21.088672Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "security@kubernetes.io", "DATE_PUBLIC": "2021-07-14T21:23:00.000Z", "ID": "CVE-2021-25740", "STATE": "PUBLIC", "TITLE": "Holes in EndpointSlice Validation Enable Host Network Hijack" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Kubernetes", "version": { "version_data": [ { "version_affected": "\u003c=", "version_value": "1.20.11" }, { "version_affected": "\u003e?", "version_value": "1.20.11" }, { "version_affected": "\u003c=", "version_value": "1.21.5" }, { "version_affected": "\u003e?", "version_value": "1.21.5" }, { "version_affected": "\u003c=", "version_value": "1.22.2" }, { "version_affected": "\u003e?", "version_value": "1.22.2" } ] } } ] }, "vendor_name": "Kubernetes" } ] } }, "credit": [ { "lang": "eng", "value": "Rob Scott" } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack." } ] }, "generator": { "engine": "Vulnogram 0.0.9" }, "impact": { "cvss": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.1, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-441 Unintended Proxy or Intermediary" } ] } ] }, "references": { "reference_data": [ { "name": "https://groups.google.com/g/kubernetes-security-announce/c/WYE9ptrhSLE", "refsource": "MISC", "url": "https://groups.google.com/g/kubernetes-security-announce/c/WYE9ptrhSLE" }, { "name": "https://github.com/kubernetes/kubernetes/issues/103675", "refsource": "MISC", "url": "https://github.com/kubernetes/kubernetes/issues/103675" }, { "name": "https://security.netapp.com/advisory/ntap-20211014-0001/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20211014-0001/" } ] }, "source": { "defect": [ "https://github.com/kubernetes/kubernetes/issues/103675" ], "discovery": "EXTERNAL" } }, "gitlab.com": { "advisories": [ { "affected_range": "\u003c=1.22.2", "affected_versions": "All versions up to 1.22.2", "cvss_v2": "AV:N/AC:M/Au:S/C:P/I:N/A:N", "cvss_v3": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N", "cwe_ids": [ "CWE-1035", "CWE-610", "CWE-937" ], "date": "2021-10-04", "description": "A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack.", "fixed_versions": [], "identifier": "CVE-2021-25740", "identifiers": [ "GHSA-vw47-mr44-3jf9", "CVE-2021-25740" ], "not_impacted": "", "package_slug": "go/k8s.io/kubernetes", "pubdate": "2021-09-21", "solution": "Unfortunately, there is no solution available yet.", "title": "Externally Controlled Reference to a Resource in Another Sphere", "urls": [ "https://nvd.nist.gov/vuln/detail/CVE-2021-25740", "https://github.com/kubernetes/kubernetes/issues/103675", "https://groups.google.com/g/kubernetes-security-announce/c/WYE9ptrhSLE", "https://github.com/advisories/GHSA-vw47-mr44-3jf9" ], "uuid": "93d964c3-b818-4cf4-a071-6006e0e70bce" } ] }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:kubernetes:kubernetes:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "security@kubernetes.io", "ID": "CVE-2021-25740" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-610" } ] } ] }, "references": { "reference_data": [ { "name": "N/A", "refsource": "MLIST", "tags": [ "Mailing List", "Mitigation", "Third Party Advisory" ], "url": "https://groups.google.com/g/kubernetes-security-announce/c/WYE9ptrhSLE" }, { "name": "N/A", "refsource": "CONFIRM", "tags": [ "Mitigation", "Third Party Advisory" ], "url": "https://github.com/kubernetes/kubernetes/issues/103675" }, { "name": "https://security.netapp.com/advisory/ntap-20211014-0001/", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ], "url": "https://security.netapp.com/advisory/ntap-20211014-0001/" } ] } }, "impact": { "baseMetricV2": { "acInsufInfo": false, "cvssV2": { "accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 3.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:S/C:P/I:N/A:N", "version": "2.0" }, "exploitabilityScore": 6.8, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "LOW", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.1, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1" }, "exploitabilityScore": 1.6, "impactScore": 1.4 } }, "lastModifiedDate": "2021-11-06T02:49Z", "publishedDate": "2021-09-20T17:15Z" } } }
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Sightings
Author | Source | Type | Date |
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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.