CVE-2019-11366

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://sourceforge.net/p/atftp/code/ci/382f76a90b44f81fec00e2f609a94def4a5d3580/", "name": "https://sourceforge.net/p/atftp/code/ci/382f76a90b44f81fec00e2f609a94def4a5d3580/", "tags": ["Patch", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://pulsesecurity.co.nz/advisories/atftpd-multiple-vulnerabilities", "name": "https://pulsesecurity.co.nz/advisories/atftpd-multiple-vulnerabilities", "tags": ["Exploit", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://www.debian.org/security/2019/dsa-4438", "name": "DSA-4438", "tags": [], "refsource": "DEBIAN"}, {"url": "https://seclists.org/bugtraq/2019/May/16", "name": "20190508 [SECURITY] [DSA 4438-1] atftp security update", "tags": [], "refsource": "BUGTRAQ"}, {"url": "https://lists.debian.org/debian-lts-announce/2019/05/msg00012.html", "name": "[debian-lts-announce] 20190512 [SECURITY] [DLA 1783-1] atftp security update", "tags": [], "refsource": "MLIST"}, {"url": "https://security.gentoo.org/glsa/202003-14", "name": "GLSA-202003-14", "tags": [], "refsource": "GENTOO"}, {"url": "https://usn.ubuntu.com/4540-1/", "name": "USN-4540-1", "tags": [], "refsource": "UBUNTU"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "An issue was discovered in atftpd in atftp 0.7.1. It does not lock the thread_list_mutex mutex before assigning the current thread data structure. As a result, the daemon is vulnerable to a denial of service attack due to a NULL pointer dereference. If thread_data is NULL when assigned to current, and modified by another thread before a certain tftpd_list.c check, there is a crash when dereferencing current->next."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-476"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2019-11366", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.2}}, "publishedDate": "2019-04-20T13:29Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:atftp_project:atftp:0.7.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-09-28T18:15Z"}