{"id":"CVE-2011-2717","aliases":["EUVD-2011-2696","GHSA-4wfc-527w-m6mj"],"status":"published","title":"The DHCPv6 client (dhcp6c) as used in the dhcpv6 project through 2011-07-25 allows remote DHCP...","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.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.0393,"percentile":0.90449,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-74"],"published":"2019-11-27T20:58:00Z","modified":"2026-06-16T23:31:51Z","products":[{"vendor":"dhcpv6 project","product":"dhcpv6"},{"vendor":"linux","product":"dhcp6c"},{"vendor":"redhat","product":"enterprise_linux"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-2717","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Third Party Advisory"]},{"url":"https://access.redhat.com/security/cve/cve-2011-2717","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.openwall.com/lists/oss-security/2011/07/26/9","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://vigilance.fr/vulnerability/dhcp6c-shell-command-injection-10869","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-2717"},{"url":"https://github.com/advisories/GHSA-4wfc-527w-m6mj"}],"sources":{"cve":[{"id":"CVE-2011-2717","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.","status":"published","published":"2019-11-27T20:58:00Z","modified":"2024-08-06T23:08:23.737Z","updated_at":"2026-11-02T14:35:36.968002Z"}],"euvd":[{"id":"EUVD-2011-2696","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.","status":"published","published":"2019-11-27T20:58:00Z","modified":"2024-08-06T23:08:23Z","updated_at":"2026-11-03T01:39:54.68331Z"}],"ghsa":[{"id":"GHSA-4wfc-527w-m6mj","title":"The DHCPv6 client (dhcp6c) as used in the dhcpv6 project through 2011-07-25 allows remote DHCP...","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.","status":"published","published":"2022-04-22T00:24:20Z","modified":"2024-04-03T23:05:55Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T14:55:47.283285Z"}],"nvd":[{"id":"CVE-2011-2717","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.","status":"published","published":"2019-11-27T21:15:12.463Z","modified":"2026-06-16T23:31:51.563Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T14:02:12.945371Z"}]}}