{"id":"CVE-2022-3364","aliases":["GHSA-fqfg-c577-2vc3","PYSEC-2022-298"],"url":"https://o3.security/vulnerability/CVE-2022-3364","summary":"No limit in length of \"Fullname\" parameter results in DOS attack /memory corruption in ikus060/rdiffweb prior to 2.5.0a3 in ikus060/rdiffweb","details":"rdiffweb prior to 2.5.0a3 does not validate email length, allowing users to insert an email longer than 255 characters. If a user signs up with an email with a length of 1 million or more characters and logs in, withdraws, or changes their email, the server may cause denial of service due to overload. ","published":"2022-09-29T20:45:12Z","modified":"2026-10-28T02:30:46.768763015Z","cvss":{"score":5.3,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"PyPI","name":"rdiffweb","fixedVersion":"2.5.0a3"}],"fix":{"url":"https://github.com/ikus060/rdiffweb/commit/b62c479ff6979563c7c23e7182942bc4f460a2c7","label":"ikus060/rdiffweb@b62c479"},"references":[{"type":"WEB","url":"https://huntr.dev/bounties/e70ad507-1424-463b-bdf1-c4a6fbe6e720"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/3xxx/CVE-2022-3364.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-3364"},{"type":"FIX","url":"https://github.com/ikus060/rdiffweb/commit/b62c479ff6979563c7c23e7182942bc4f460a2c7"},{"type":"PACKAGE","url":"https://github.com/ikus060/rdiffweb"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/rdiffweb/PYSEC-2022-298.yaml"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-28T02:30:46.768763015Z"}}