{"id":"CVE-2007-2480","aliases":["BELL-CVE-2007-2480","EUVD-2007-2473","GHSA-2wrq-53r8-rc4c"],"status":"published","title":"The _udp_lib_get_port function in net/ipv4/udp.c in Linux kernel 2.6.21 and earlier does not...","description":"The _udp_lib_get_port function in net/ipv4/udp.c in Linux kernel 2.6.21 and earlier does not prevent a bind to a port with a local address when there is already a bind to that port with a wildcard local address, which might allow local users to intercept local traffic for daemons or other applications.","severity":{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00351,"percentile":0.28933,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2007-05-03T17:00:00Z","modified":"2026-06-16T22:39:41Z","products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=de34ed91c4ffa4727964a832c46e624dd1495cf5","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://osvdb.org/39235","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-2480"},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=de34ed91c4ffa4727964a832c46e624dd1495cf5"},{"url":"https://github.com/advisories/GHSA-2wrq-53r8-rc4c"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2007-2480","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2007-2480","description":"The _udp_lib_get_port function in net/ipv4/udp.c in Linux kernel 2.6.21 and earlier does not prevent a bind to a port with a local address when there is already a bind to that port with a wildcard local address, which might allow local users to intercept local traffic for daemons or other applications.","status":"published","published":"2007-05-03T17:00:00Z","modified":"2024-08-07T13:42:32.595Z","updated_at":"2026-11-02T13:32:34.372976Z"}],"euvd":[{"id":"EUVD-2007-2473","description":"The _udp_lib_get_port function in net/ipv4/udp.c in Linux kernel 2.6.21 and earlier does not prevent a bind to a port with a local address when there is already a bind to that port with a wildcard local address, which might allow local users to intercept local traffic for daemons or other applications.","status":"published","published":"2007-05-03T17:00:00Z","modified":"2024-08-07T13:42:32Z","updated_at":"2026-11-03T01:38:20.980728Z"}],"ghsa":[{"id":"GHSA-2wrq-53r8-rc4c","title":"The _udp_lib_get_port function in net/ipv4/udp.c in Linux kernel 2.6.21 and earlier does not...","description":"The _udp_lib_get_port function in net/ipv4/udp.c in Linux kernel 2.6.21 and earlier does not prevent a bind to a port with a local address when there is already a bind to that port with a wildcard local address, which might allow local users to intercept local traffic for daemons or other applications.","status":"published","published":"2022-05-01T18:04:01Z","modified":"2025-04-09T03:42:06Z","updated_at":"2026-11-02T15:00:53.859901Z"}],"nvd":[{"id":"CVE-2007-2480","description":"The _udp_lib_get_port function in net/ipv4/udp.c in Linux kernel 2.6.21 and earlier does not prevent a bind to a port with a local address when there is already a bind to that port with a wildcard local address, which might allow local users to intercept local traffic for daemons or other applications.","status":"published","published":"2007-05-03T17:19:00Z","modified":"2026-06-16T22:39:41.403Z","cvss":[{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:15.696607Z"}],"osv":[{"id":"BELL-CVE-2007-2480","title":"CVE-2007-2480 does not affect BellSoft software","status":"withdrawn","published":"2007-05-03T17:19:00Z","modified":"2026-01-28T07:21:52.428155Z","cvss":[{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium"}],"updated_at":"2026-11-02T15:28:12.886815Z"}]}}