{"id":"CVE-2007-1030","aliases":["EUVD-2007-1027","GHSA-6chr-p56h-6wj6"],"status":"published","title":"Niels Provos libevent 1.2 and 1.2a allows remote attackers to cause a denial of service (infinite...","description":"Niels Provos libevent 1.2 and 1.2a allows remote attackers to cause a denial of service (infinite loop) via a DNS response containing a label pointer that references its own offset.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.03107,"percentile":0.87872,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2007-02-21T11:00:00Z","modified":"2026-06-16T22:36:47Z","products":[{"vendor":"niels_provos","product":"libevent"}],"references":[{"url":"http://secunia.com/advisories/24181","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://monkey.org/~provos/libevent/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2007/0647","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://www.securityfocus.com/bid/22606","tags":["vdb-entry","x_refsource_BID","x_transferred","Patch"]},{"url":"http://osvdb.org/33228","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://securityreason.com/securityalert/2268","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/460530/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-1030"},{"url":"http://monkey.org/~provos/libevent"},{"url":"https://github.com/advisories/GHSA-6chr-p56h-6wj6"}],"sources":{"cve":[{"id":"CVE-2007-1030","description":"Niels Provos libevent 1.2 and 1.2a allows remote attackers to cause a denial of service (infinite loop) via a DNS response containing a label pointer that references its own offset.","status":"published","published":"2007-02-21T11:00:00Z","modified":"2024-08-07T12:43:22.466Z","updated_at":"2026-11-02T13:33:41.472948Z"}],"euvd":[{"id":"EUVD-2007-1027","description":"Niels Provos libevent 1.2 and 1.2a allows remote attackers to cause a denial of service (infinite loop) via a DNS response containing a label pointer that references its own offset.","status":"published","published":"2007-02-21T11:00:00Z","modified":"2024-08-07T12:43:22Z","updated_at":"2026-11-03T01:38:27.701437Z"}],"ghsa":[{"id":"GHSA-6chr-p56h-6wj6","title":"Niels Provos libevent 1.2 and 1.2a allows remote attackers to cause a denial of service (infinite...","description":"Niels Provos libevent 1.2 and 1.2a allows remote attackers to cause a denial of service (infinite loop) via a DNS response containing a label pointer that references its own offset.","status":"published","published":"2022-05-01T17:49:39Z","modified":"2025-04-09T03:37:44Z","updated_at":"2026-11-02T15:00:53.302842Z"}],"nvd":[{"id":"CVE-2007-1030","description":"Niels Provos libevent 1.2 and 1.2a allows remote attackers to cause a denial of service (infinite loop) via a DNS response containing a label pointer that references its own offset.","status":"published","published":"2007-02-21T11:28:00Z","modified":"2026-06-16T22:36:47.55Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:01:13.10493Z"}]}}