rdiffweb's unlimited length Fullname field can lead to DoS

GHSA-fqfg-c577-2vc3 · CVE-2022-3364 · PYSEC-2022-298

Published Sep 30, 2022 · Modified Oct 25, 2024

Description

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.

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2022-3364
WEB https://github.com/ikus060/rdiffweb/commit/b62c479ff6979563c7c23e7182942bc4f460a2c7
PACKAGE https://github.com/ikus060/rdiffweb
WEB https://github.com/pypa/advisory-database/tree/main/vulns/rdiffweb/PYSEC-2022-298.yaml
WEB https://huntr.dev/bounties/e70ad507-1424-463b-bdf1-c4a6fbe6e720

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