{"cve":"CVE-2021-33900","nvd":{"published":"2021-07-26T07:15:07.183","modified":"2026-06-17T03:55:21.180","status":"Modified","description":"While investigating DIRSTUDIO-1219 it was noticed that configured StartTLS encryption was not applied when any SASL authentication mechanism (DIGEST-MD5, GSSAPI) was used. While investigating DIRSTUDIO-1220 it was noticed that any configured SASL confidentiality layer was not applied. This issue affects Apache Directory Studio version 2.0.0.v20210213-M16 and prior versions.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-319","CWE-311"],"references":["https://lists.apache.org/thread.html/rb1dbcc43a5b406e45d335343a1704f4233de613140a01929d102fdc9%40%3Cusers.directory.apache.org%3E","https://lists.apache.org/thread.html/rb1dbcc43a5b406e45d335343a1704f4233de613140a01929d102fdc9%40%3Cusers.directory.apache.org%3E"],"products":["apache:directory_studio"],"source":"nvd","synced_at":"2026-10-19T21:21:13.713336758+00:00"},"epss":{"cve":"CVE-2021-33900","score":0.00793,"percentile":0.56366,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-4x25-f45x-grv5","url":"https://osv.dev/vulnerability/GHSA-4x25-f45x-grv5","summary":"Missing encryption in Apache Directory Studio","modified":"2023-11-08T04:06:06.534714Z","packages":[{"ecosystem":"Maven","name":"org.apache.directory.studio:org.apache.directory.studio.parent","purl":"pkg:maven/org.apache.directory.studio/org.apache.directory.studio.parent","ranges":["<2.0.0.v20210717-M17"],"fixed":["2.0.0.v20210717-M17"]}]}],"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."]}