{"id":"CVE-2013-1838","aliases":["GHSA-63fq-8fp9-vhwq","PYSEC-2013-44"],"url":"https://o3.security/vulnerability/CVE-2013-1838","summary":"OpenStack Compute (Nova) Denial of service via a large number of calls to the addFixedIp function","details":"OpenStack Compute (Nova) Grizzly, Folsom (2012.2), and Essex (2012.1) does not properly implement a quota for fixed IPs, which allows remote authenticated users to cause a denial of service (resource exhaustion and failure to spawn new instances) via a large number of calls to the addFixedIp function.","published":"2013-03-22T21:55:01Z","modified":"2026-04-10T03:43:18.567574Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"nova","fixedVersion":"12.0.0a0"}],"fix":{"url":"https://github.com/openstack/nova/commit/9561484166f245d0e4602a36351d6cac72dd9426","label":"openstack/nova@9561484"},"references":[{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2013-0709.html"},{"type":"ADVISORY","url":"http://secunia.com/advisories/52580"},{"type":"ADVISORY","url":"http://secunia.com/advisories/52728"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=919648"},{"type":"WEB","url":"http://osvdb.org/91303"},{"type":"WEB","url":"http://ubuntu.com/usn/usn-1771-1"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2013/03/14/18"},{"type":"WEB","url":"http://www.securityfocus.com/bid/58492"},{"type":"WEB","url":"https://bugs.launchpad.net/nova/+bug/1125468"},{"type":"WEB","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/82877"},{"type":"WEB","url":"https://lists.launchpad.net/openstack/msg21892.html"},{"type":"WEB","url":"https://review.openstack.org/#/c/24451/"},{"type":"WEB","url":"https://review.openstack.org/#/c/24452/"},{"type":"WEB","url":"https://review.openstack.org/#/c/24453/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2013-1838"},{"type":"WEB","url":"https://github.com/openstack/nova/commit/9561484166f245d0e4602a36351d6cac72dd9426"},{"type":"WEB","url":"https://github.com/openstack/nova/commit/99429214d4ddb5bdc7de185693b8a53ad50df3c6"},{"type":"WEB","url":"https://github.com/openstack/nova/commit/efaacdaee116388234558e2682b647d41fe5b149"},{"type":"PACKAGE","url":"https://github.com/openstack/nova"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/nova/PYSEC-2013-44.yaml"},{"type":"WEB","url":"https://review.openstack.org/#/c/24451"},{"type":"WEB","url":"https://review.openstack.org/#/c/24452"},{"type":"WEB","url":"https://review.openstack.org/#/c/24453"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-04-10T03:43:18.567574Z"}}