{"schemaVersion":3,"id":"CVE-2020-10245","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"CODESYS V3 web server before 3.5.15.40, as used in CODESYS Control runtime systems, has a buffer overflow.","dates":{"published":"2020-03-26T03:45:20.000Z","modified":"2024-08-04T10:58:39.676Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":10,"severity":"high","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":10,"severity":"high","vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.025,"percentile":0.84469,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.025},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.025,"percentile":0.84469}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.025,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.025,"percentile":0.84469}]},"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":[{"id":"REF_8C3401C3F4AC5C2E","name":"Exploit Reference (tenable.com)","source":"reference","url":"https://www.tenable.com/security/research/tra-2020-16","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-787","name":"Out-of-bounds Write","description":"The product writes data past the end, or before the beginning, of the intended buffer.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/787.html"}],"affected":[{"vendor":"codesys","product":"control_for_beaglebone","name":"control for beaglebone","label":"control_for_beaglebone","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/control_for_beaglebone"},{"vendor":"codesys","product":"control_for_empc-a\\/imx6","name":"control for empc-a\\/imx6","label":"control_for_empc-a\\/imx6","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/control_for_empc-aimx6"},{"vendor":"codesys","product":"control_for_iot2000","name":"control for iot2000","label":"control_for_iot2000","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/control_for_iot2000"},{"vendor":"codesys","product":"control_for_linux","name":"control for linux","label":"control_for_linux","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/control_for_linux"},{"vendor":"codesys","product":"control_for_pfc100","name":"control for pfc100","label":"control_for_pfc100","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/control_for_pfc100"},{"vendor":"codesys","product":"control_for_pfc200","name":"control for pfc200","label":"control_for_pfc200","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/control_for_pfc200"},{"vendor":"codesys","product":"control_for_plcnext","name":"control for plcnext","label":"control_for_plcnext","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/control_for_plcnext"},{"vendor":"codesys","product":"control_for_raspberry_pi","name":"control for raspberry pi","label":"control_for_raspberry_pi","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/control_for_raspberry_pi"},{"vendor":"codesys","product":"control_rte","name":"control rte","label":"control_rte","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 3.5.8.60, < 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 3.5.8.60, < 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/control_rte"},{"vendor":"codesys","product":"control_runtime_system_toolkit","name":"control runtime system toolkit","label":"control_runtime_system_toolkit","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 3.0, < 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 3.0, < 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/control_runtime_system_toolkit"},{"vendor":"codesys","product":"control_win","name":"control win","label":"control_win","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 3.5.9.80, < 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 3.5.9.80, < 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/control_win"},{"vendor":"codesys","product":"embedded_target_visu_toolkit","name":"embedded target visu toolkit","label":"embedded_target_visu_toolkit","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 3.0, < 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 3.0, < 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/embedded_target_visu_toolkit"},{"vendor":"codesys","product":"hmi","name":"hmi","label":"hmi","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 3.5.10.0, < 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 3.5.10.0, < 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/hmi"},{"vendor":"codesys","product":"remote_target_visu_toolkit","name":"remote target visu toolkit","label":"remote_target_visu_toolkit","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 3.0, < 3.5.15.40","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 3.0, < 3.5.15.40","eol":null,"hubHref":"/vendor/codesys/remote_target_visu_toolkit"}],"affectedCount":14,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.tenable.com/security/research/tra-2020-16","label":"www.tenable.com/security/research/tra-2020-16","hostname":"www.tenable.com","tags":["X Refsource MISC","Exploit","Third Party Advisory"]},{"url":"https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=13078&token=de344ca65252463cc581ef144e0c53bd97b8f211&download=","label":"customers.codesys.com/index.php","hostname":"customers.codesys.com","tags":["X Refsource CONFIRM","Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2020-03-26T03:45:20.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-04T10:58:39.676Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":90,"level":"critical","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T10:33:02.461Z","stale":false,"partial":false}}