{"id":"CVE-2010-0294","aliases":["BELL-CVE-2010-0294","DEBIAN-CVE-2010-0294","DSA-1992-1","EUVD-2010-0325","GHSA-87x4-2c3p-r924"],"status":"published","title":"chronyd in Chrony before 1.23.1, and possibly 1.24-pre1, generates a syslog message for each...","description":"chronyd in Chrony before 1.23.1, and possibly 1.24-pre1, generates a syslog message for each unauthorized cmdmon packet, which allows remote attackers to cause a denial of service (disk consumption) via a large number of invalid packets.","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":"2026-11-08","score":0.02697,"percentile":0.86016,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-399"],"published":"2010-02-04T00:00:00Z","modified":"2026-10-23T17:47:46Z","fixes":[{"ecosystem":"Debian:12","package":"chrony","fixed_in":["1.23-7"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"chrony","fixed_in":["1.23-7"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"chrony","fixed_in":["1.23-7"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"chrony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.23-7"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"chrony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.23-7"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"chrony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.23-7"}]}]},{"source":"osv","ecosystem":"Debian:4.0","package":"chrony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21z-5+etch1"}]}],"versions":["1.21z-5"],"bundled":3},{"source":"osv","ecosystem":"Debian:5.0","package":"chrony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.23-6+lenny1"}]}],"versions":["1.23-6","1.23-6rt","1.23-6rt1"],"bundled":3}],"products":[{"vendor":"tuxfamily","product":"chrony"}],"references":[{"url":"http://www.debian.org/security/2010/dsa-1992","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://www.securityfocus.com/bid/38106","tags":["vdb-entry","x_refsource_BID","x_transferred","Patch","fix"]},{"url":"http://chrony.tuxfamily.org/News.html","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://secunia.com/advisories/38428","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://git.tuxfamily.org/chrony/chrony.git/?p=gitroot/chrony/chrony.git%3Ba=commit%3Bh=0b710499f994823bd938fc6895f097eefb9cc59f","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=555367","tags":["x_refsource_CONFIRM","x_transferred","report"]},{"url":"http://secunia.com/advisories/38480","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2010-0294"},{"url":"http://git.tuxfamily.org/chrony/chrony.git/?p=gitroot/chrony/chrony.git;a=commit;h=0b710499f994823bd938fc6895f097eefb9cc59f"},{"url":"https://github.com/advisories/GHSA-87x4-2c3p-r924"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2010-0294","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2010-0294","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2010-0294","description":"chronyd in Chrony before 1.23.1, and possibly 1.24-pre1, generates a syslog message for each unauthorized cmdmon packet, which allows remote attackers to cause a denial of service (disk consumption) via a large number of invalid packets.","status":"published","published":"2010-02-08T20:00:00Z","modified":"2024-09-16T23:40:29.523Z","updated_at":"2026-11-02T14:33:29.990758Z"}],"euvd":[{"id":"EUVD-2010-0325","description":"chronyd in Chrony before 1.23.1, and possibly 1.24-pre1, generates a syslog message for each unauthorized cmdmon packet, which allows remote attackers to cause a denial of service (disk consumption) via a large number of invalid packets.","status":"published","published":"2010-02-08T20:00:00Z","modified":"2024-09-16T23:40:29Z","updated_at":"2026-11-03T00:54:48.177577Z"}],"ghsa":[{"id":"GHSA-87x4-2c3p-r924","title":"chronyd in Chrony before 1.23.1, and possibly 1.24-pre1, generates a syslog message for each...","description":"chronyd in Chrony before 1.23.1, and possibly 1.24-pre1, generates a syslog message for each unauthorized cmdmon packet, which allows remote attackers to cause a denial of service (disk consumption) via a large number of invalid packets.","status":"published","published":"2022-05-02T06:11:26Z","modified":"2025-04-11T03:32:26Z","updated_at":"2026-11-02T15:01:04.878594Z"}],"nvd":[{"id":"CVE-2010-0294","description":"chronyd in Chrony before 1.23.1, and possibly 1.24-pre1, generates a syslog message for each unauthorized cmdmon packet, which allows remote attackers to cause a denial of service (disk consumption) via a large number of invalid packets.","status":"published","published":"2010-02-08T20:30:01.263Z","modified":"2026-06-16T23:15:52.607Z","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-399"],"updated_at":"2026-11-02T14:01:40.249593Z"}],"osv":[{"id":"BELL-CVE-2010-0294","title":"CVE-2010-0294 does not affect BellSoft software","status":"withdrawn","published":"2010-02-08T20:30:00Z","modified":"2026-01-28T07:18:36.447349Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium"}],"updated_at":"2026-11-02T15:28:12.886815Z"},{"id":"CVE-2010-0294","description":"chronyd in Chrony before 1.23.1, and possibly 1.24-pre1, generates a syslog message for each unauthorized cmdmon packet, which allows remote attackers to cause a denial of service (disk consumption) via a large number of invalid packets.","status":"published","published":"2010-02-08T20:30:01Z","modified":"2026-04-10T03:41:09.239047Z","updated_at":"2026-11-02T15:43:57.714116Z"},{"id":"DEBIAN-CVE-2010-0294","description":"chronyd in Chrony before 1.23.1, and possibly 1.24-pre1, generates a syslog message for each unauthorized cmdmon packet, which allows remote attackers to cause a denial of service (disk consumption) via a large number of invalid packets.","status":"published","published":"2010-02-08T20:30:01.263Z","modified":"2026-10-23T17:47:46.427502784Z","updated_at":"2026-11-02T15:45:24.013654Z"},{"id":"DSA-1992-1","title":"chrony - denial of service","status":"published","published":"2010-02-04T00:00:00Z","modified":"2026-03-09T01:22:29.455564Z","updated_at":"2026-11-02T15:46:15.108335Z"}]}}