CVE-2020-26261

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/jupyterhub/systemdspawner/security/advisories/GHSA-cg54-gpgr-4rm6", "name": "https://github.com/jupyterhub/systemdspawner/security/advisories/GHSA-cg54-gpgr-4rm6", "tags": ["Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "https://github.com/jupyterhub/systemdspawner/commit/a4d08fd2ade1cfd0ef2c29dc221e649345f23580", "name": "https://github.com/jupyterhub/systemdspawner/commit/a4d08fd2ade1cfd0ef2c29dc221e649345f23580", "tags": ["Patch", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://pypi.org/project/jupyterhub-systemdspawner/", "name": "https://pypi.org/project/jupyterhub-systemdspawner/", "tags": ["Product", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://github.com/jupyterhub/systemdspawner/blob/master/CHANGELOG.md#v015", "name": "https://github.com/jupyterhub/systemdspawner/blob/master/CHANGELOG.md#v015", "tags": ["Release Notes", "Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "jupyterhub-systemdspawner enables JupyterHub to spawn single-user notebook servers using systemd. In jupyterhub-systemdspawner before version 0.15 user API tokens issued to single-user servers are specified in the environment of systemd units. These tokens are incorrectly accessible to all users. In particular, the-littlest-jupyterhub is affected, which uses systemdspawner by default. This is patched in jupyterhub-systemdspawner v0.15"}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-668"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-26261", "ASSIGNER": "security-advisories@github.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 3.3, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "severity": "LOW", "acInsufInfo": false, "impactScore": 4.9, "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}, "baseMetricV3": {"cvssV3": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.9, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.8, "exploitabilityScore": 1.5}}, "publishedDate": "2020-12-09T17:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:jupyterhub:systemdspawner:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "0.15"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-12-10T21:46Z"}