{"id":"CVE-2021-21956","state":"PUBLISHED","title":"A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360 5.10.2. A specially-crafted malformed file can lead to potential arbitrary command","description":"A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360 5.10.2. A specially-crafted malformed file can lead to potential arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.","publishedAt":"2022-04-14T19:56:05.446Z","updatedAt":"2025-04-15T19:08:21.054Z","severity":{"score":8.2,"label":"High","version":"3.0","vector":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","source":"talos"},"assigner":"talos","products":["CloudLinux Inc Imunify360"],"affected":[{"vendor":"CloudLinux Inc","product":"Imunify360","versions":[{"version":"5.8","status":"affected"},{"version":"5.9","status":"affected"}]}],"references":["https://talosintelligence.com/vulnerability_reports/TALOS-2021-1383"],"weaknesses":["CWE-502"],"ingestedAt":"2026-10-29T19:47:59.168Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/21xxx/CVE-2021-21956.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-21956","state":"PUBLISHED","datePublished":"2022-04-14T19:56:05.446Z","dateUpdated":"2025-04-15T19:08:21.054Z","assignerShortName":"talos","assignerOrgId":"b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b","dateReserved":"2021-01-04T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360 5.10.2. A specially-crafted malformed file can lead to potential arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability."}],"affected":[{"vendor":"CloudLinux Inc","product":"Imunify360","versions":[{"version":"5.8","status":"affected"},{"version":"5.9","status":"affected"}]}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1383","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_0":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.2,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","version":"3.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-502","description":"CWE-502: Deserialization of Untrusted Data","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"talos","dateUpdated":"2022-04-14T19:56:05.000Z","orgId":"b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b"},"datePublic":"2021-11-22T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"talos-cna@cisco.com","DATE_PUBLIC":"2021-11-22","ID":"CVE-2021-21956","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Imunify360","version":{"version_data":[{"version_affected":"=","version_value":"5.8"},{"version_affected":"=","version_value":"5.9"}]}}]},"vendor_name":"CloudLinux Inc"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360 5.10.2. A specially-crafted malformed file can lead to potential arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability."}]},"impact":{"cvss":{"baseScore":8.2,"baseSeverity":"High","vectorString":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","version":"3.0"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-502: Deserialization of Untrusted Data"}]}]},"references":{"reference_data":[{"name":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1383","refsource":"MISC","url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1383"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1383","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T18:30:23.595Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-04-15T18:23:35.816497Z","id":"CVE-2021-21956","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-04-15T19:08:21.054Z"}}]}}}