{"cve":"CVE-2009-3525","nvd":{"published":"2009-10-05T19:30:00.280","modified":"2026-06-16T23:11:46.733","status":"Modified","description":"The pyGrub boot loader in Xen 3.0.3, 3.3.0, and Xen-3.3.1 does not support the password option in grub.conf for para-virtualized guests, which allows attackers with access to the para-virtualized guest console to boot the guest or modify the guest's kernel boot parameters without providing the expected password.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00002.html","http://secunia.com/advisories/36908","http://www.openwall.com/lists/oss-security/2009/09/25/1","http://www.redhat.com/support/errata/RHSA-2009-1472.html","http://www.securityfocus.com/bid/36523"],"products":["xen:xen"],"source":"nvd","synced_at":"2026-10-19T19:54:26.868835795+00:00"},"epss":{"cve":"CVE-2009-3525","score":0.0124,"percentile":0.69159,"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."]}