{"containers":{"cna":{"affected":[{"product":"8335-GTB","vendor":"IBM","versions":[{"status":"affected","version":"OP820"}]},{"product":"8335-GTA","vendor":"IBM","versions":[{"status":"affected","version":"OP820"}]},{"product":"8335-GCA","vendor":"IBM","versions":[{"status":"affected","version":"OP820"}]}],"datePublic":"2021-05-24T00:00:00.000Z","descriptions":[{"lang":"en","value":"IBM Host firmware for LC-class Systems is vulnerable to a stack based buffer overflow, caused by improper bounds checking. A remote privileged attacker could exploit this vulnerability and cause a denial of service. IBM X-Force ID: 190037."}],"metrics":[{"cvssV3_0":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":4.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","exploitCodeMaturity":"UNPROVEN","integrityImpact":"NONE","privilegesRequired":"HIGH","remediationLevel":"OFFICIAL_FIX","reportConfidence":"CONFIRMED","scope":"UNCHANGED","temporalScore":4.3,"temporalSeverity":"MEDIUM","userInteraction":"NONE","vectorString":"CVSS:3.0/PR:H/UI:N/AC:L/S:U/A:H/AV:N/I:N/C:N/RC:C/RL:O/E:U","version":"3.0"}}],"problemTypes":[{"descriptions":[{"description":"Denial of Service","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2021-05-25T16:00:16.000Z","orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","shortName":"ibm"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://www.ibm.com/support/pages/node/6454303"},{"name":"ibm-bmc-cve20204839-bo (190037)","tags":["vdb-entry","x_refsource_XF"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/190037"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"psirt@us.ibm.com","DATE_PUBLIC":"2021-05-24T00:00:00","ID":"CVE-2020-4839","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"8335-GTB","version":{"version_data":[{"version_value":"OP820"}]}},{"product_name":"8335-GTA","version":{"version_data":[{"version_value":"OP820"}]}},{"product_name":"8335-GCA","version":{"version_data":[{"version_value":"OP820"}]}}]},"vendor_name":"IBM"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"IBM Host firmware for LC-class Systems is vulnerable to a stack based buffer overflow, caused by improper bounds checking. A remote privileged attacker could exploit this vulnerability and cause a denial of service. IBM X-Force ID: 190037."}]},"impact":{"cvssv3":{"BM":{"A":"H","AC":"L","AV":"N","C":"N","I":"N","PR":"H","S":"U","UI":"N"},"TM":{"E":"U","RC":"C","RL":"O"}}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Denial of Service"}]}]},"references":{"reference_data":[{"name":"https://www.ibm.com/support/pages/node/6454303","refsource":"CONFIRM","title":"IBM Security Bulletin 6454303 (8335-GCA)","url":"https://www.ibm.com/support/pages/node/6454303"},{"name":"ibm-bmc-cve20204839-bo (190037)","refsource":"XF","title":"X-Force Vulnerability Report","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/190037"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T08:14:59.090Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://www.ibm.com/support/pages/node/6454303"},{"name":"ibm-bmc-cve20204839-bo (190037)","tags":["vdb-entry","x_refsource_XF","x_transferred"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/190037"}]}]},"cveMetadata":{"assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","assignerShortName":"ibm","cveId":"CVE-2020-4839","datePublished":"2021-05-25T16:00:16.559Z","dateReserved":"2019-12-30T00:00:00.000Z","dateUpdated":"2024-09-16T20:31:49.598Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}