Vulnerability Details CVE-2021-32838
Flask-RESTX (pypi package flask-restx) is a community driven fork of Flask-RESTPlus. Flask-RESTX before version 0.5.1 is vulnerable to ReDoS (Regular Expression Denial of Service) in email_regex. This is fixed in version 0.5.1.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.014
EPSS Ranking 79.4%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- https://github.com/advisories/GHSA-3q6g-vf58-7m4g
- https://github.com/python-restx/flask-restx/blob/fd99fe11a88531f5f3441a278f7020589f9d2cc0/flask_restx/inputs.py#L51
- https://github.com/python-restx/flask-restx/commit/bab31e085f355dd73858fd3715f7ed71849656da
- https://github.com/python-restx/flask-restx/issues/372
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5UCTFVDU3677B5OBGK4EF5NMUPJLL6SQ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QUD6SWZLX52AAZUHDETJ2CDMQGEPGFL3/
- https://pypi.org/project/flask-restx/
- https://github.com/advisories/GHSA-3q6g-vf58-7m4g
- https://github.com/python-restx/flask-restx/blob/fd99fe11a88531f5f3441a278f7020589f9d2cc0/flask_restx/inputs.py#L51
- https://github.com/python-restx/flask-restx/commit/bab31e085f355dd73858fd3715f7ed71849656da
- https://github.com/python-restx/flask-restx/issues/372
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5UCTFVDU3677B5OBGK4EF5NMUPJLL6SQ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QUD6SWZLX52AAZUHDETJ2CDMQGEPGFL3/
- https://pypi.org/project/flask-restx/
Products affected by CVE-2021-32838
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cpe:2.3:a:flask-restx_project:flask-restx:0.0.1
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cpe:2.3:a:flask-restx_project:flask-restx:0.1.0
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cpe:2.3:a:flask-restx_project:flask-restx:0.1.1
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cpe:2.3:a:flask-restx_project:flask-restx:0.2.0
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cpe:2.3:a:flask-restx_project:flask-restx:0.3.0
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cpe:2.3:a:flask-restx_project:flask-restx:0.4.0
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cpe:2.3:a:flask-restx_project:flask-restx:0.5.0
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cpe:2.3:o:fedoraproject:fedora:33
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cpe:2.3:o:fedoraproject:fedora:34