{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-28T16:35:09.897","vulnerabilities":[{"cve":{"id":"CVE-2026-31979","sourceIdentifier":"security-advisories@github.com","published":"2026-03-11T20:16:17.607","lastModified":"2026-06-17T10:34:52.727","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"Himmelblau is an interoperability suite for Microsoft Azure Entra ID and Intune. Prior to 3.1.0 and 2.3.8, the himmelblaud-tasks daemon, running as root, writes Kerberos cache files under /tmp/krb5cc_<uid> without symlink protections. Since commit 87a51ee, PrivateTmp is explicitly removed from the tasks daemon's systemd hardening, exposing it to the host /tmp. A local user can exploit this via symlink attacks to chown or overwrite arbitrary files, achieving local privilege escalation. This vulnerability is fixed in 3.1.0 and 2.3.8."},{"lang":"es","value":"Himmelblau es una suite de interoperabilidad para Microsoft Azure Entra ID e Intune. Antes de las versiones 3.1.0 y 2.3.8, el demonio himmelblaud-tasks, ejecutándose como root, escribe archivos de caché de Kerberos bajo /tmp/krb5cc_ sin protecciones de enlaces simbólicos. Desde el commit 87a51ee, PrivateTmp se elimina explícitamente del endurecimiento de systemd del demonio de tareas, exponiéndolo al /tmp del host. Un usuario local puede explotar esto mediante ataques de enlaces simbólicos para cambiar el propietario (chown) o sobrescribir archivos arbitrarios, logrando una escalada de privilegios local. Esta vulnerabilidad está corregida en las versiones 3.1.0 y 2.3.8."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"himmelblau-idm","product":"himmelblau","versions":[{"version":">= 1.0.0, < 2.3.8","status":"affected"},{"version":">= 3.0.0-alpha, < 3.1.0","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.0,"impactScore":6.0},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-03-11T20:07:04.015032Z","id":"CVE-2026-31979","options":[{"exploitation":"poc"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-59"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:himmelblau-idm:himmelblau:*:*:*:*:*:*:*:*","versionStartIncluding":"1.0.0","versionEndExcluding":"2.3.8","matchCriteriaId":"C66E65F5-D68D-43EC-B26B-7680565AA1DD"},{"vulnerable":true,"criteria":"cpe:2.3:a:himmelblau-idm:himmelblau:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0.0","versionEndExcluding":"3.1.0","matchCriteriaId":"1484B22D-EA09-40C2-B943-0EEAB8D2FA99"}]}]}],"references":[{"url":"https://github.com/himmelblau-idm/himmelblau/security/advisories/GHSA-44wm-q286-ghq3","source":"security-advisories@github.com","tags":["Exploit","Mitigation","Vendor Advisory"]}]}}]}