{"cve":"CVE-2020-1945","nvd":{"published":"2020-05-14T16:15:12.767","modified":"2026-06-17T03:02:41.370","status":"Modified","description":"Apache Ant 1.1 to 1.9.14 and 1.10.0 to 1.10.7 uses the default temporary directory identified by the Java system property java.io.tmpdir for several tasks and may thus leak sensitive information. The fixcrlf and replaceregexp tasks also copy files from the temporary directory back into the build tree allowing an attacker to inject modified source files into the build process.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","score":6.3},"cwes":["CWE-668"],"references":["http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00053.html","http://www.openwall.com/lists/oss-security/2020/09/30/6","http://www.openwall.com/lists/oss-security/2020/12/06/1","https://lists.apache.org/thread.html/r0d08a96ba9de8aa435f32944e8b2867c368a518d4ff57782e3637335%40%3Cissues.hive.apache.org%3E","https://lists.apache.org/thread.html/r107ea1b1a7a214bc72fe1a04207546ccef542146ae22952e1013b5cc%40%3Cdev.creadur.apache.org%3E"],"products":["apache:ant","canonical:ubuntu_linux","fedoraproject:fedora","opensuse:leap","oracle:agile_engineering_data_management","oracle:banking_enterprise_collections","oracle:banking_liquidity_management","oracle:banking_platform","oracle:business_process_management_suite","oracle:category_management_planning_\\&_optimization","oracle:communications_asap","oracle:communications_diameter_signaling_router","oracle:communications_metasolv_solution","oracle:communications_order_and_service_management","oracle:data_integrator","oracle:endeca_information_discovery_studio","oracle:enterprise_manager_ops_center","oracle:enterprise_repository","oracle:financial_services_analytical_applications_infrastructure","oracle:flexcube_investor_servicing","oracle:flexcube_private_banking","oracle:health_sciences_information_manager","oracle:primavera_gateway","oracle:primavera_unifier","oracle:rapid_planning","oracle:real-time_decision_server","oracle:retail_advanced_inventory_planning","oracle:retail_assortment_planning","oracle:retail_back_office","oracle:retail_bulk_data_integration","oracle:retail_central_office","oracle:retail_data_extractor_for_merchandising","oracle:retail_extract_transform_and_load","oracle:retail_financial_integration","oracle:retail_integration_bus","oracle:retail_item_planning","oracle:retail_macro_space_optimization","oracle:retail_merchandise_financial_planning","oracle:retail_merchandising_system","oracle:retail_point-of-service","oracle:retail_predictive_application_server","oracle:retail_regular_price_optimization","oracle:retail_replenishment_optimization","oracle:retail_returns_management","oracle:retail_service_backbone","oracle:retail_size_profile_optimization","oracle:retail_store_inventory_management","oracle:retail_xstore_point_of_service","oracle:timesten_in-memory_database","oracle:utilities_framework"],"source":"nvd","synced_at":"2026-10-19T21:04:18.695612450+00:00"},"epss":{"cve":"CVE-2020-1945","score":0.01754,"percentile":0.77927,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-4p6w-m9wc-c9c9","url":"https://osv.dev/vulnerability/GHSA-4p6w-m9wc-c9c9","summary":"Sensitive Data Exposure in Apache Ant","modified":"2024-03-15T05:36:14.710154Z","packages":[{"ecosystem":"Maven","name":"org.apache.ant:ant","purl":"pkg:maven/org.apache.ant/ant","ranges":[">=1.1 <1.9.15"],"fixed":["1.9.15"]},{"ecosystem":"Maven","name":"org.apache.ant:ant","purl":"pkg:maven/org.apache.ant/ant","ranges":[">=1.10.0 <1.10.8"],"fixed":["1.10.8"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}