{"id":"CVE-2011-0530","aliases":["DEBIAN-CVE-2011-0530","DSA-2183-1","EUVD-2011-0549","GHSA-8p8p-8qmp-rfr2"],"status":"published","title":"Buffer overflow in the mainloop function in nbd-server.c in the server in Network Block Device ...","description":"Buffer overflow in the mainloop function in nbd-server.c in the server in Network Block Device (nbd) before 2.9.20 might allow remote attackers to execute arbitrary code via a long request.  NOTE: this issue exists because of a CVE-2005-3534 regression.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-06","score":0.05278,"percentile":0.92603,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2011-02-22T18:00:00Z","modified":"2026-10-23T17:47:42Z","fixes":[{"ecosystem":"Debian:12","package":"nbd","fixed_in":["1:2.9.16-8"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"nbd","fixed_in":["1:2.9.16-8"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"nbd","fixed_in":["1:2.9.16-8"],"sources":["osv"]},{"ecosystem":"Debian:5.0","package":"nbd","fixed_in":["1:2.9.11-3lenny1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"nbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.9.16-8"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"nbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.9.16-8"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"nbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.9.16-8"}]}]},{"source":"osv","ecosystem":"Debian:5.0","package":"nbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.9.11-3lenny1"}]}],"versions":["1:2.9.11-3"]}],"products":[{"vendor":"wouter_verhelst","product":"nbd"}],"references":[{"url":"http://security.gentoo.org/glsa/glsa-201206-35.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","advisory"]},{"url":"https://github.com/yoe/nbd/commit/3ef52043861ab16352d49af89e048ba6339d6df8","tags":["x_refsource_CONFIRM","x_transferred","Patch","fix"]},{"url":"http://secunia.com/advisories/43610","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-February/054071.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","Patch","fix"]},{"url":"http://www.vupen.com/english/advisories/2011/0403","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory","advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=673562","tags":["x_refsource_CONFIRM","x_transferred","Patch","fix"]},{"url":"http://openwall.com/lists/oss-security/2011/01/28/3","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch","fix"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/65720","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://openwall.com/lists/oss-security/2011/01/31/7","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch","fix"]},{"url":"http://www.vupen.com/english/advisories/2011/0582","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","advisory"]},{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=611187","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-February/054083.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","Patch","fix"]},{"url":"http://www.securityfocus.com/bid/46572","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"https://hermes.opensuse.org/messages/8086846","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"http://www.debian.org/security/2011/dsa-2183","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://secunia.com/advisories/43353","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-0530"},{"url":"https://github.com/advisories/GHSA-8p8p-8qmp-rfr2"},{"url":"https://security-tracker.debian.org/tracker/CVE-2011-0530","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2011-0530","description":"Buffer overflow in the mainloop function in nbd-server.c in the server in Network Block Device (nbd) before 2.9.20 might allow remote attackers to execute arbitrary code via a long request.  NOTE: this issue exists because of a CVE-2005-3534 regression.","status":"published","published":"2011-02-22T18:00:00Z","modified":"2024-08-06T21:58:25.565Z","updated_at":"2026-11-02T14:35:39.079595Z"}],"euvd":[{"id":"EUVD-2011-0549","description":"Buffer overflow in the mainloop function in nbd-server.c in the server in Network Block Device (nbd) before 2.9.20 might allow remote attackers to execute arbitrary code via a long request.  NOTE: this issue exists because of a CVE-2005-3534 regression.","status":"published","published":"2011-02-22T18:00:00Z","modified":"2024-08-06T21:58:25Z","updated_at":"2026-11-03T01:56:00.140679Z"}],"ghsa":[{"id":"GHSA-8p8p-8qmp-rfr2","title":"Buffer overflow in the mainloop function in nbd-server.c in the server in Network Block Device ...","description":"Buffer overflow in the mainloop function in nbd-server.c in the server in Network Block Device (nbd) before 2.9.20 might allow remote attackers to execute arbitrary code via a long request.  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NOTE: this issue exists because of a CVE-2005-3534 regression.","status":"published","published":"2011-02-22T19:00:00.94Z","modified":"2026-06-16T23:27:34.24Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:02:06.042049Z"}],"osv":[{"id":"CVE-2011-0530","description":"Buffer overflow in the mainloop function in nbd-server.c in the server in Network Block Device (nbd) before 2.9.20 might allow remote attackers to execute arbitrary code via a long request.  NOTE: this issue exists because of a CVE-2005-3534 regression.","status":"published","published":"2011-02-22T19:00:00Z","modified":"2026-04-10T03:41:37.826545Z","updated_at":"2026-11-02T15:43:57.991581Z"},{"id":"DEBIAN-CVE-2011-0530","description":"Buffer overflow in the mainloop function in nbd-server.c in the server in Network Block Device (nbd) before 2.9.20 might allow remote attackers to execute arbitrary code via a long request.  NOTE: this issue exists because of a CVE-2005-3534 regression.","status":"published","published":"2011-02-22T19:00:00.94Z","modified":"2026-10-23T17:47:42.228152773Z","updated_at":"2026-11-02T15:45:24.316685Z"},{"id":"DSA-2183-1","title":"nbd - arbitrary code execution","status":"published","published":"2011-03-04T00:00:00Z","modified":"2026-03-09T01:20:50.231489Z","updated_at":"2026-11-02T15:46:15.108335Z"}]}}