{"id":"CVE-2015-0240","url":"https://www.cyber-defence.io/tools/cve/CVE-2015-0240","generatedAt":"2026-11-05T06:27:55.426Z","title":"The Netlogon server implementation in smbd in Samba 3.5.x and 3.6.x before 3.6.25, 4.0.x before 4.0.25, 4.1.x before 4.1.17, and 4.2.x before 4.2.0rc5 performs a free operation on an uninitialized stack pointer, which allows remote attackers to execute…","description":"The Netlogon server implementation in smbd in Samba 3.5.x and 3.6.x before 3.6.25, 4.0.x before 4.0.25, 4.1.x before 4.1.17, and 4.2.x before 4.2.0rc5 performs a free operation on an uninitialized stack pointer, which allows remote attackers to execute arbitrary code via crafted Netlogon packets that use the ServerPasswordSet RPC API, as demonstrated by packets reaching the _netr_ServerPasswordSet function in rpc_server/netlogon/srv_netlog_nt.c.","published":"2015-02-24T01:59:00.000Z","lastModified":"2026-06-17T00:19:48.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":10,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C"},"cwe":["CWE-17"],"affected":["redhat/enterprise linux","samba/samba","novell/suse linux enterprise desktop","novell/suse linux enterprise server","novell/suse linux enterprise software development kit","canonical/ubuntu linux"],"epss":{"score":0.88185,"percentile":0.99768,"date":"2026-11-04","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2015-04-13","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":36741,"kind":"exploit","title":"Samba < 3.6.2 (x86) - Denial of Service (PoC)","url":"https://www.exploit-db.com/exploits/36741","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/linux_x86/dos/36741.py","file":"exploits/linux_x86/dos/36741.py","published":"2015-04-13","added":"2015-04-14","updated":"2017-03-27","author":"sleepya","type":"dos","platform":"linux_x86","port":null,"verified":false,"codes":["CVE-2015-0240","OSVDB-118637"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 88.2%, higher than 100% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://advisories.mageia.org/MGASA-2015-0084.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00028.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00030.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00031.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00035.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html","source":"secalert@redhat.com"},{"url":"http://marc.info/?l=bugtraq&m=142722696102151&w=2","source":"secalert@redhat.com"},{"url":"http://marc.info/?l=bugtraq&m=143039217203031&w=2","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0249.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0250.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0251.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0252.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0253.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0254.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0255.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0256.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0257.html","source":"secalert@redhat.com"},{"url":"http://security.gentoo.org/glsa/glsa-201502-15.xml","source":"secalert@redhat.com"},{"url":"http://www.debian.org/security/2015/dsa-3171","source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:081","source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:082","source":"secalert@redhat.com"},{"url":"http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/72711","source":"secalert@redhat.com"},{"url":"http://www.securitytracker.com/id/1031783","source":"secalert@redhat.com"},{"url":"http://www.slackware.com/security/viewer.php?l=slackware-security&y=2015&m=slackware-security.360345","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-2508-1","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/articles/1346913","source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1191325","source":"secalert@redhat.com"},{"url":"https://securityblog.redhat.com/2015/02/23/samba-vulnerability-cve-2015-0240/","tags":["Exploit"],"source":"secalert@redhat.com"},{"url":"https://support.lenovo.com/product_security/samba_remote_vuln","source":"secalert@redhat.com"},{"url":"https://support.lenovo.com/us/en/product_security/samba_remote_vuln","source":"secalert@redhat.com"},{"url":"https://www.exploit-db.com/exploits/36741/","source":"secalert@redhat.com"},{"url":"https://www.samba.org/samba/security/CVE-2015-0240","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://advisories.mageia.org/MGASA-2015-0084.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00028.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00030.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00031.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00035.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://marc.info/?l=bugtraq&m=142722696102151&w=2","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://marc.info/?l=bugtraq&m=143039217203031&w=2","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0249.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0250.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0251.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0252.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0253.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0254.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0255.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0256.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0257.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://security.gentoo.org/glsa/glsa-201502-15.xml","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2015/dsa-3171","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:081","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:082","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/72711","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2015-0240","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}