[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-UBUNTU-CVE-2018-12021":6},{"stargazers_count":4,"fetched_at":5},7,"2026-06-05T02:55:30.529Z",{"id":7,"descriptions":8,"cisa":9,"weaknesses":10,"exploits":11,"aliases":12,"duplicate_of":9,"upstream":13,"downstream":16,"duplicates":19,"related":20,"reserved_at":9,"published_at":22,"modified_at":23,"state":9,"summary":24,"references_raw":26,"kevs":46,"epss":9,"epss_history":47,"metrics":48,"affected":55},"UBUNTU-CVE-2018-12021","Singularity 2.3.0 through 2.5.1 is affected by an incorrect access control on systems supporting overlay file system. When using the overlay option, a malicious user may access sensitive information by exploiting a few specific Singularity features.",null,[],[],[],[14],{"_key":15},"CVE-2018-12021",[17],{"_key":18},"USN-4840-1",[],[21],{"_key":18},"2018-07-05T18:29:00Z","2026-02-04T02:27:05.389138Z",{"cisa_kev":25,"cisa_ransomware":25,"cisa_vendor":9,"epss_severity":9,"epss_score":9,"severity":9,"severity_score":9,"severity_version":9,"severity_source":9,"severity_vector":9,"severity_status":9},false,[27,33,37,42],{"url":28,"sources":29,"tags":31},"https://ubuntu.com/security/CVE-2018-12021",[30],"osv_ubuntu",[32],"REPORT",{"url":34,"sources":35,"tags":36},"https://github.com/singularityware/singularity/releases/tag/2.5.2",[30],[32],{"url":38,"sources":39,"tags":40},"https://ubuntu.com/security/notices/USN-4840-1",[30],[41],"Advisory",{"url":43,"sources":44,"tags":45},"https://www.cve.org/CVERecord?id=CVE-2018-12021",[30],[32],[],[],[49],{"source":30,"cvss_v2_0":9,"cvss_v3_0":50,"cvss_v3_1":9,"cvss_v4_0":9},{"baseScore":51,"baseSeverity":9,"vectorString":52,"impactScore":53,"exploitabilityScore":54},6.5,"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",6,7.2,[56],{"ecosystem":57,"name":58,"vendor":59,"product":58,"cpe_part":9,"purl_type":60,"purl_namespace":59,"purl_name":58,"source":9,"versions":61},"Ubuntu","singularity-container","ubuntu","deb",[62],{"version":63,"is_range":64,"range_type":65,"version_start":9,"version_start_type":9,"version_end":66,"version_end_type":67,"fixed_in":9},"lt2_4_2_4ubuntu0_1~esm1",true,"ecosystem","2.4.2-4ubuntu0.1~esm1","excluding"]