{"id":"CVE-2010-2156","aliases":["DEBIAN-CVE-2010-2156","EUVD-2010-2172","GHSA-rrx5-gxgm-9hrg","openSUSE-SU-2024:10358-1"],"status":"published","title":"ISC DHCP 4.1 before 4.1.1-P1 and 4.0 before 4.0.2-P1 allows remote attackers to cause a denial of...","description":"ISC DHCP 4.1 before 4.1.1-P1 and 4.0 before 4.0.2-P1 allows remote attackers to cause a denial of service (server exit) via a zero-length client ID.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.76177,"percentile":0.99537,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-189"],"published":"2010-06-07T13:38:00Z","modified":"2026-10-23T17:47:42Z","exploits":[{"source":"exploitdb","id":"EDB-14185","title":"ISC DHCPD - Denial of Service","type":"dos","platform":"multiple","date":"2010-07-03","url":"https://www.exploit-db.com/exploits/14185"},{"source":"metasploit","id":"auxiliary/dos/dhcp/isc_dhcpd_clientid","title":"ISC DHCP Zero Length ClientID Denial of Service Module","type":"auxiliary","verified":true,"url":"https://www.rapid7.com/db/modules/auxiliary/dos/dhcp/isc_dhcpd_clientid"}],"fixes":[{"ecosystem":"Debian:12","package":"isc-dhcp","fixed_in":["4.1.1-P1-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"isc-dhcp","fixed_in":["4.1.1-P1-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"isc-dhcp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.1-P1-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"isc-dhcp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.1-P1-1"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"dhcp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.3.P1-3.1"}]}],"bundled":16}],"products":[{"vendor":"isc","product":"dhcp"}],"references":[{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2010:114","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred","advisory"]},{"url":"http://secunia.com/advisories/40116","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://ftp.isc.org/isc/dhcp/dhcp-4.1.1-P1-RELNOTES","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042843.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://www.securityfocus.com/bid/40775","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"http://www.exploit-db.com/exploits/14185","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/59222","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://ftp.isc.org/isc/dhcp/dhcp-4.0.2-P1-RELNOTES","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://www.securitytracker.com/id?1024093","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2010-2156"},{"url":"https://github.com/advisories/GHSA-rrx5-gxgm-9hrg"},{"url":"https://security-tracker.debian.org/tracker/CVE-2010-2156","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2009-1892","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2010-2156","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2010-3611","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2010-3616","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-0413","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-0997","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-2748","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-2749","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-4539","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-4868","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-3570","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-3571","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-3954","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-3955","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2013-2266","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-8605","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2010-2156","description":"ISC DHCP 4.1 before 4.1.1-P1 and 4.0 before 4.0.2-P1 allows remote attackers to cause a denial of service (server exit) via a zero-length client ID.","status":"published","published":"2010-06-07T13:38:00Z","modified":"2024-08-07T02:25:06.756Z","updated_at":"2026-11-02T14:33:27.01833Z"}],"euvd":[{"id":"EUVD-2010-2172","description":"ISC DHCP 4.1 before 4.1.1-P1 and 4.0 before 4.0.2-P1 allows remote attackers to cause a denial of service (server exit) via a zero-length client ID.","status":"published","published":"2010-06-07T13:38:00Z","modified":"2024-08-07T02:25:06Z","updated_at":"2026-11-03T01:39:38.920426Z"}],"ghsa":[{"id":"GHSA-rrx5-gxgm-9hrg","title":"ISC DHCP 4.1 before 4.1.1-P1 and 4.0 before 4.0.2-P1 allows remote attackers to cause a denial of...","description":"ISC DHCP 4.1 before 4.1.1-P1 and 4.0 before 4.0.2-P1 allows remote attackers to cause a denial of service (server exit) via a zero-length client ID.","status":"published","published":"2022-05-17T02:07:30Z","modified":"2023-01-27T05:03:27Z","updated_at":"2026-11-02T14:42:14.754174Z"}],"nvd":[{"id":"CVE-2010-2156","description":"ISC DHCP 4.1 before 4.1.1-P1 and 4.0 before 4.0.2-P1 allows remote attackers to cause a denial of service (server exit) via a zero-length client ID.","status":"published","published":"2010-06-07T17:13:07.327Z","modified":"2026-06-16T23:20:05.377Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-189"],"updated_at":"2026-11-02T14:01:47.724369Z"}],"osv":[{"id":"CVE-2010-2156","description":"ISC DHCP 4.1 before 4.1.1-P1 and 4.0 before 4.0.2-P1 allows remote attackers to cause a denial of service (server exit) via a zero-length client ID.","status":"published","published":"2010-06-07T17:13:07Z","modified":"2026-04-10T03:41:15.131557Z","updated_at":"2026-11-02T15:43:57.991581Z"},{"id":"DEBIAN-CVE-2010-2156","description":"ISC DHCP 4.1 before 4.1.1-P1 and 4.0 before 4.0.2-P1 allows remote attackers to cause a denial of service (server exit) via a zero-length client ID.","status":"published","published":"2010-06-07T17:13:07.327Z","modified":"2026-10-23T17:47:42.191648679Z","updated_at":"2026-11-02T15:45:24.316685Z"},{"id":"openSUSE-SU-2024:10358-1","title":"dhcp-4.3.3.P1-3.1 on GA media","description":"These are all security issues fixed in the dhcp-4.3.3.P1-3.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2025-05-07T18:08:31.811732Z","updated_at":"2026-11-02T16:58:34.487567Z"}]}}