{"cve":"CVE-2011-2717","nvd":{"published":"2019-11-27T21:15:12.463","modified":"2026-06-16T23:31:51.563","status":"Modified","description":"The DHCPv6 client (dhcp6c) as used in the dhcpv6 project through 2011-07-25 allows remote DHCP servers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-74"],"references":["https://access.redhat.com/security/cve/cve-2011-2717","https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-2717","https://vigilance.fr/vulnerability/dhcp6c-shell-command-injection-10869","https://www.openwall.com/lists/oss-security/2011/07/26/9","https://access.redhat.com/security/cve/cve-2011-2717"],"products":["linux:dhcp6c","redhat:enterprise_linux"],"source":"nvd","synced_at":"2026-10-19T20:59:27.069234358+00:00"},"epss":{"cve":"CVE-2011-2717","score":0.0393,"percentile":0.90373,"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."]}