{"cve":"CVE-2019-17555","nvd":{"published":"2019-12-04T18:15:16.070","modified":"2026-06-17T02:24:08.653","status":"Modified","description":"The AsyncResponseWrapperImpl class in Apache Olingo versions 4.0.0 to 4.6.0 reads the Retry-After header and passes it to the Thread.sleep() method without any check. If a malicious server returns a huge value in the header, then it can help to implement a DoS attack.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-20"],"references":["https://mail-archives.apache.org/mod_mbox/olingo-user/201912.mbox/%3CCAGSZ4d65UmudJ_MQkFXEv9YY_wwZbRA3sgtNDzMoLM51Qh%3DRCA%40mail.gmail.com%3E","https://mail-archives.apache.org/mod_mbox/olingo-user/201912.mbox/%3CCAGSZ4d65UmudJ_MQkFXEv9YY_wwZbRA3sgtNDzMoLM51Qh%3DRCA%40mail.gmail.com%3E"],"products":["apache:olingo"],"source":"nvd","synced_at":"2026-10-19T20:59:27.069234358+00:00"},"epss":{"cve":"CVE-2019-17555","score":0.02067,"percentile":0.81397,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-477x-w7m6-c6ph","url":"https://osv.dev/vulnerability/GHSA-477x-w7m6-c6ph","summary":"Improper input validation in Apache Olingo","modified":"2023-11-08T04:01:24.067822Z","packages":[{"ecosystem":"Maven","name":"org.apache.olingo:odata-client-core","purl":"pkg:maven/org.apache.olingo/odata-client-core","ranges":[">=4.0.0 <4.7.0"],"fixed":["4.7.0"]}]}],"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."]}