{"schemaVersion":3,"id":"USN-4453-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"openjdk-8 vulnerabilities\n\nJohannes Kuhn discovered that OpenJDK 8 incorrectly handled access control\ncontexts. An attacker could possibly use this issue to execute arbitrary\ncode. (CVE-2020-14556)\n\nPhilippe Arteau discovered that OpenJDK 8 incorrectly verified names in\nTLS server's X.509 certificates. An attacker could possibly use this\nissue to obtain sensitive information. (CVE-2020-14577)\n\nIt was discovered that OpenJDK 8 incorrectly handled exceptions in\nDerInputStream class and in the DerValue.equals() method. An attacker\ncould possibly use this issue to cause a denial of service.\n(CVE-2020-14578, CVE-2020-14579)\n\nIt was discovered that OpenJDK 8 incorrectly handled image files. An\nattacker could possibly use this issue to obtain sensitive information.\n(CVE-2020-14581)\n\nMarkus Loewe discovered that OpenJDK 8 incorrectly handled concurrent\naccess in java.nio.Buffer class. An attacker could use this issue to\nbypass sandbox restrictions.\n(CVE-2020-14583)\n\nIt was discovered that OpenJDK 8 incorrectly handled transformation of\nimages. An attacker could possibly use this issue to bypass sandbox\nrestrictions and insert, edit or obtain sensitive information.\n(CVE-2020-14593)\n\nRoman Shemyakin discovered that OpenJDK 8 incorrectly handled XML files.\nAn attacker could possibly use this issue to insert, edit or obtain\nsensitive information. (CVE-2020-14621)","dates":{"published":"2020-08-05T17:58:05.000Z","modified":"2026-02-10T04:41:54.000Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"ubuntu","product":"openjdk-8","name":"openjdk-8","label":"openjdk-8","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/openjdk-8","purlType":"deb","versions":[{"text":"< 8u265-b01-0ubuntu2~16.04","noFixRecorded":false,"fixedIn":null},{"text":"< 8u265-b01-0ubuntu2~18.04","noFixRecorded":false,"fixedIn":null},{"text":"< 8u265-b01-0ubuntu2~20.04","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 8u265-b01-0ubuntu2~16.04 | < 8u265-b01-0ubuntu2~18.04 | < 8u265-b01-0ubuntu2~20.04","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-4453-1","label":"ubuntu.com/security/notices/USN-4453-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-14556","label":"ubuntu.com/security/CVE-2020-14556","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-14577","label":"ubuntu.com/security/CVE-2020-14577","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-14578","label":"ubuntu.com/security/CVE-2020-14578","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-14579","label":"ubuntu.com/security/CVE-2020-14579","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-14581","label":"ubuntu.com/security/CVE-2020-14581","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-14583","label":"ubuntu.com/security/CVE-2020-14583","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-14593","label":"ubuntu.com/security/CVE-2020-14593","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-14621","label":"ubuntu.com/security/CVE-2020-14621","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2020-14556","CVE-2020-14577","CVE-2020-14578","CVE-2020-14579","CVE-2020-14581","CVE-2020-14583","CVE-2020-14593","CVE-2020-14621"],"downstream":[],"duplicates":[],"related":["CVE-2020-14556","CVE-2020-14577","CVE-2020-14578","CVE-2020-14579","CVE-2020-14581","CVE-2020-14583","CVE-2020-14593","CVE-2020-14621"]},"timeline":[{"kind":"published","date":"2020-08-05T17:58:05.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-02-10T04:41:54.000Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T02:34:07.599Z","stale":false,"partial":false}}