{"cve":"CVE-2023-28864","nvd":{"published":"2023-07-17T20:15:13.343","modified":"2026-06-17T05:48:56.490","status":"Modified","description":"Progress Chef Infra Server before 15.7 allows a local attacker to exploit a /var/opt/opscode/local-mode-cache/backup world-readable temporary backup path to access sensitive information, resulting in the disclosure of all indexed node data, because OpenSearch credentials are exposed. (The data typically includes credentials for additional systems.) The attacker must wait for an admin to run the \"chef-server-ctl reconfigure\" command.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","score":5.5},"cwes":["CWE-922"],"references":["https://blog.mondoo.com/chef-infra-server-cve-2023-28864-impact-and-remediation","https://docs.chef.io/release_notes_server/","https://github.com/chef/chef-server/blob/8a2dc82148844767f7c7728633a03dcee812e56a/omnibus/files/server-ctl-cookbooks/infra-server/recipes/oc_bifrost.rb#L42","https://blog.mondoo.com/chef-infra-server-cve-2023-28864-impact-and-remediation","https://docs.chef.io/release_notes_server/"],"products":["progress:chef_infra_server"],"source":"nvd","synced_at":"2026-10-19T21:38:35.729974749+00:00"},"epss":{"cve":"CVE-2023-28864","score":0.0025,"percentile":0.16343,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}