{"id":"CVE-2007-5030","aliases":["DEBIAN-CVE-2007-5030","EUVD-2007-5011","GHSA-4gm6-249c-rcvg"],"status":"published","title":"Multiple integer overflows in Dibbler 0.6.0 allow remote attackers to cause a denial of service ...","description":"Multiple integer overflows in Dibbler 0.6.0 allow remote attackers to cause a denial of service (daemon crash) via packets containing options with large lengths, which trigger attempts at excessive memory allocation, as demonstrated by (1) the TSrvMsg constructor in SrvMessages/SrvMsg.cpp; the (2) TClntMsg, (3) TClntOptIAAddress, (4) TClntOptIAPrefix, (5) TOptVendorSpecInfo, and (6) TOptOptionRequest constructors; and the (7) TRelIfaceMgr::decodeRelayRepl, (8) TRelMsg::decodeOpts, and (9) TSrvIfaceMgr::decodeRelayForw methods.","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":0.01745,"percentile":0.77922,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-189"],"published":"2007-09-21T18:00:00Z","modified":"2026-10-21T17:47:32Z","fixes":[{"ecosystem":"Debian:12","package":"dibbler","fixed_in":["0.6.1-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"dibbler","fixed_in":["0.6.1-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"dibbler","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"dibbler","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1-1"}]}]}],"products":[{"vendor":"dibbler","product":"dibbler"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/36684","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://lists.grok.org.uk/pipermail/full-disclosure/2007-September/065892.html","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://osvdb.org/40568","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","web"]},{"url":"http://secunia.com/advisories/26876","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://klub.com.pl/dhcpv6/","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"http://labs.musecurity.com/wp-content/uploads/2007/09/mu-200709-02.txt","tags":["x_refsource_MISC","x_transferred","Patch","fix"]},{"url":"http://www.securityfocus.com/bid/25726","tags":["vdb-entry","x_refsource_BID","x_transferred","Patch","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-5030"},{"url":"http://klub.com.pl/dhcpv6"},{"url":"https://github.com/advisories/GHSA-4gm6-249c-rcvg"},{"url":"https://security-tracker.debian.org/tracker/CVE-2007-5030","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2007-5030","description":"Multiple integer overflows in Dibbler 0.6.0 allow remote attackers to cause a denial of service (daemon crash) via packets containing options with large lengths, which trigger attempts at excessive memory allocation, as demonstrated by (1) the TSrvMsg constructor in SrvMessages/SrvMsg.cpp; the (2) TClntMsg, (3) TClntOptIAAddress, (4) TClntOptIAPrefix, (5) TOptVendorSpecInfo, and (6) TOptOptionRequest constructors; and the (7) TRelIfaceMgr::decodeRelayRepl, (8) TRelMsg::decodeOpts, and (9) TSrvIfaceMgr::decodeRelayForw methods.","status":"published","published":"2007-09-21T18:00:00Z","modified":"2024-08-07T15:17:27.802Z","updated_at":"2026-11-02T13:32:11.910312Z"}],"euvd":[{"id":"EUVD-2007-5011","description":"Multiple integer overflows in Dibbler 0.6.0 allow remote attackers to cause a denial of service (daemon crash) via packets containing options with large lengths, which trigger attempts at excessive memory allocation, as demonstrated by (1) the TSrvMsg constructor in SrvMessages/SrvMsg.cpp; the (2) TClntMsg, (3) TClntOptIAAddress, (4) TClntOptIAPrefix, (5) TOptVendorSpecInfo, and (6) TOptOptionRequest constructors; and the (7) TRelIfaceMgr::decodeRelayRepl, (8) TRelMsg::decodeOpts, and (9) TSrvIfaceMgr::decodeRelayForw methods.","status":"published","published":"2007-09-21T18:00:00Z","modified":"2024-08-07T15:17:27Z","updated_at":"2026-11-03T01:16:19.217323Z"}],"ghsa":[{"id":"GHSA-4gm6-249c-rcvg","title":"Multiple integer overflows in Dibbler 0.6.0 allow remote attackers to cause a denial of service ...","description":"Multiple integer overflows in Dibbler 0.6.0 allow remote attackers to cause a denial of service (daemon crash) via packets containing options with large lengths, which trigger attempts at excessive memory allocation, as demonstrated by (1) the TSrvMsg constructor in SrvMessages/SrvMsg.cpp; the (2) TClntMsg, (3) TClntOptIAAddress, (4) TClntOptIAPrefix, (5) TOptVendorSpecInfo, and (6) TOptOptionRequest constructors; and the (7) TRelIfaceMgr::decodeRelayRepl, (8) TRelMsg::decodeOpts, and (9) TSrvIfaceMgr::decodeRelayForw methods.","status":"published","published":"2022-05-01T18:29:24Z","modified":"2025-04-09T03:47:32Z","updated_at":"2026-11-02T15:00:55.503486Z"}],"nvd":[{"id":"CVE-2007-5030","description":"Multiple integer overflows in Dibbler 0.6.0 allow remote attackers to cause a denial of service (daemon crash) via packets containing options with large lengths, which trigger attempts at excessive memory allocation, as demonstrated by (1) the TSrvMsg constructor in SrvMessages/SrvMsg.cpp; the (2) TClntMsg, (3) TClntOptIAAddress, (4) TClntOptIAPrefix, (5) TOptVendorSpecInfo, and (6) TOptOptionRequest constructors; and the (7) TRelIfaceMgr::decodeRelayRepl, (8) TRelMsg::decodeOpts, and (9) TSrvIfaceMgr::decodeRelayForw methods.","status":"published","published":"2007-09-21T19:17:00Z","modified":"2026-06-16T22:45:19.1Z","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":"2026-11-02T14:01:21.141213Z"}],"osv":[{"id":"CVE-2007-5030","description":"Multiple integer overflows in Dibbler 0.6.0 allow remote attackers to cause a denial of service (daemon crash) via packets containing options with large lengths, which trigger attempts at excessive memory allocation, as demonstrated by (1) the TSrvMsg constructor in SrvMessages/SrvMsg.cpp; the (2) TClntMsg, (3) TClntOptIAAddress, (4) TClntOptIAPrefix, (5) TOptVendorSpecInfo, and (6) TOptOptionRequest constructors; and the (7) TRelIfaceMgr::decodeRelayRepl, (8) TRelMsg::decodeOpts, and (9) TSrvIfaceMgr::decodeRelayForw methods.","status":"published","published":"2007-09-21T19:17:00Z","modified":"2026-04-10T03:39:15.336741Z","updated_at":"2026-11-02T15:43:57.178433Z"},{"id":"DEBIAN-CVE-2007-5030","description":"Multiple integer overflows in Dibbler 0.6.0 allow remote attackers to cause a denial of service (daemon crash) via packets containing options with large lengths, which trigger attempts at excessive memory allocation, as demonstrated by (1) the TSrvMsg constructor in SrvMessages/SrvMsg.cpp; the (2) TClntMsg, (3) TClntOptIAAddress, (4) TClntOptIAPrefix, (5) TOptVendorSpecInfo, and (6) TOptOptionRequest constructors; and the (7) TRelIfaceMgr::decodeRelayRepl, (8) TRelMsg::decodeOpts, and (9) TSrvIfaceMgr::decodeRelayForw methods.","status":"published","published":"2007-09-21T19:17:00Z","modified":"2026-10-21T17:47:32.240423187Z","updated_at":"2026-11-02T15:45:23.411908Z"}]}}