{"id":"CVE-2011-0996","aliases":["EUVD-2011-1007","GHSA-99cf-pj5r-c423"],"status":"published","title":"dhcpcd before 5.2.12 allows remote attackers to execute arbitrary commands via shell...","description":"dhcpcd before 5.2.12 allows remote attackers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message.","severity":{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.03748,"percentile":0.89937,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2011-04-13T14:00:00Z","modified":"2026-06-16T23:28:25Z","products":[{"vendor":"roy_marples","product":"dhcpcd"}],"references":[{"url":"http://roy.marples.name/projects/dhcpcd/timeline","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://bugzilla.novell.com/show_bug.cgi?id=675052","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/66641","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://roy.marples.name/archives/dhcpcd-discuss/2011/0326.html","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://secunia.com/advisories/44070","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://roy.marples.name/projects/dhcpcd/changeset/c317b39786ac6c3a939dc711db7c78cf099859fd","tags":["x_refsource_CONFIRM","x_transferred","Patch"]},{"url":"http://www.securityfocus.com/bid/47272","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://security.gentoo.org/glsa/glsa-201301-04.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-0996"},{"url":"https://github.com/advisories/GHSA-99cf-pj5r-c423"}],"sources":{"cve":[{"id":"CVE-2011-0996","description":"dhcpcd before 5.2.12 allows remote attackers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message.","status":"published","published":"2011-04-13T14:00:00Z","modified":"2024-08-06T22:14:27.102Z","updated_at":"2026-11-02T14:35:39.079595Z"}],"euvd":[{"id":"EUVD-2011-1007","description":"dhcpcd before 5.2.12 allows remote attackers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message.","status":"published","published":"2011-04-13T14:00:00Z","modified":"2024-08-06T22:14:27Z","updated_at":"2026-11-03T01:55:58.301107Z"}],"ghsa":[{"id":"GHSA-99cf-pj5r-c423","title":"dhcpcd before 5.2.12 allows remote attackers to execute arbitrary commands via shell...","description":"dhcpcd before 5.2.12 allows remote attackers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message.","status":"published","published":"2022-05-17T02:01:31Z","modified":"2023-02-03T05:06:40Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:53:56.446132Z"}],"nvd":[{"id":"CVE-2011-0996","description":"dhcpcd before 5.2.12 allows remote attackers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message.","status":"published","published":"2011-04-13T14:55:01.357Z","modified":"2026-06-16T23:28:25.81Z","cvss":[{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:02:07.221228Z"}]}}